Carbon monoxide detector deals(Disclaimer)
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🏅 161 carbon monoxide detectors in price comparison
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💶 Current offers and discounts
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🕝 Last updated on 10.10.2026
15% discount
X-Sense Wi-Fi Carbon Monoxide Alarm with App Functions, XC0C-iR, 1 Pack | Silence via App, CO Alarm with LCD Digital Display, Replaceable Battery, Compatible with X-Sense Home Security App
Please Note: This XC0C-iR carbon monoxide alarm directly connects to the app via a 2.4 GHz Wi-Fi network; it is not compatible with SBS50 base station and does not support interconnect function Instant Notifications: Get real-time alerts on your phone for CO alarms, low battery warnings, faults, and precautionary CO alerts; the device-sharing feature keeps every family member informed if there is any danger One Tap to Mute: When the smart CO detector is triggered, the app show PPM changes in real time; once you confirm that everything is OK, you can silence the alarm with a single tap in the app (note: the silence function is disabled if levels exceed 300 ppm) 10-Year Lifespan: This carbon monoxide detector has a durable electrochemical sensor that works for 10 years, giving long-term peace of mind Free-Standing or Wall-Mounted: Stand this CO alarm on any flat surface or mount it on the wall with the included screws; for best results, install at breathing level and keep it clear of obstructions Travel-Friendly: Slip this compact 142 × 75 mm CO detector into your bag or suitcase so that you’re protected away from home where CO leaks are unknown; powered by a replaceable CR123A battery, this device can be used anywhere Easy to Use: Standalone buttons let you easily test/silence the alarm or check peak levels with a single tap, enhancing ease of use while improving accuracy Clear Status: The backlit display clearly shows current PPM CO levels; a 4-color LED indicator shows the status: red for alarm, yellow for fault or low battery, green for working normal, and blue for pairing mode
£ 23.79
£ 27.99
To the offer
27% discount
Kidde 5CO Carbon Monoxide Alarm and Detector with AA Batteries - 10 Year Sensor Life CO Alarm for Home
Continuous monitoring End-of-life alarm Test/reset button Battery operation Multi-function green and red LED's Warning!
£ 13.75
£ 18.95
To the offer
22% discount
FireAngel FA6813 Portable Carbon Monoxide Detector/Alarm, 10 Year CO Alarm | 1-Pack, Battery Powered Carbon Monoxide Alarm for Home & Travel, CO Alarm Detector Monitor for Caravans, Campervans & Cars
CARBON MONOXIDE ALARMS FOR HOME USE: The advanced electrochemical sensor detects dangerous levels of carbon monoxide (CO) in your home, alerting you with 4 loud chirps (85 dB(A) at 3 metres) and a flashing red ‘CO’ LED light. NEVER IGNORE THIS ALARM.
£ 13.98
£ 17.99
To the offer
33% discount
Netatmo UK NCO-UK Smart Carbon Monoxide Alarm, White
Monitors the carbon monoxide levels emitted by your fuel-burning appliances (boiler, fireplace, etc.) in real time.
£ 59.99
£ 89.99
Only:
58hrs
13min
52sec
To the offer
X-Sense Smoke and Carbon Monoxide Alarm, 10-Year Battery, SC07,1 Pack | Smoke Alarm for Home with LCD Display, Compliant with EN 14604 and EN 50291 Standards
Attention: The SC07 Combination Smoke and Carbon Monoxide Alarm is not compatible with the SBS50 Base Station and does not support interconnectivity or any APP functionality 2-In-1 Protection: Equipped with both photoelectric smoke sensor and electrochemical CO sensors that work independently of each other, this smoke alarm and carbon monoxide detector instantly notifies you when dangerous smoke or CO concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, all contained in 1 unit Built-In 10-Year Battery: Provides 10 years of continuous power with a built-in lithium battery, saving on energy while remaining eco-friendly; this smoke alarm and carbon monoxide alarm saves you from constantly having to change batteries or wonder if your alarm is still functioning Accurate, Reliable & Highly Sensitive: The X-Sense combination smoke and CO alarm has been redesigned from the inside out; it will ensure that smoke triggers the alarm instead of interference by taking 3 separate smoke samples from the surrounding air; a full 360 ° ring of air intakes ensures complete detection with no blind spots LED Indicator: Clearly informs you of the working status of the smoke alarm with its 3-color flashing LED indicator (green LED indicates normal operation, red LED indicates the alarm status, and yellow LED indicates a fault), ensuring the safety and security of your home 24/7 Large LCD Display: Clearly displays battery level and the real-time CO levels in PPM (parts per million) taken from the surrounding air, with an updated measurement taken every 10 seconds, ensuring you are always aware of the status of your carbon monoxide and smoke detector
£ 27.71
free delivery
To the offer
15% discount
Safeliveo Carbon Monoxide Detector with Replaceable Battery, White, 1Pack | EN50291 certified, CO Alarm with Digital Display - 10 Years Sensor Life, Portable for home & travel with CO Peak Value Memory
Replaceable Batteries: This Carbon Monoxide Detector is powered by two replaceable AA batteries that last 1 years. Equipped with a 10-year lifespan electrochemical sensor, it can more accurately detect dangerous carbon monoxide concentrations and trigger the alarm quickly.
£ 12.71
£ 14.99
Only:
34hrs
13min
52sec
To the offer
5-in-1 Smoke & Carbon Monoxide Detector, White
WOLF-GUARD
£ 40.67
free delivery
To the offer
X-Sense Wi-Fi Smoke and Carbon Monoxide Alarm, App Control, SC06-WX, 2-Pack | with Replaceable Battery, Compatible with X-Sense Home Security App
X-Sense
£ 79.99
free delivery
To the offer
18% discount
Carbon Monoxide Detector, 10 Years Battery Carbon Monoxide Alarm, CO Alarm with Test/Silence Button,Carbon-Monoxide-Detector Comforms to EN 50291 Standard
【Accurate and Reliable】- This CO alarm is equipped with a 10-year sensor that can give a high and stable performance of accurate CO detection and ensures few false alarm. 【10-Year Battery Life】- The carbon monoxide detector comes with a replaceable battery of 10-year that will keep your home continous protection.
£ 13.19
£ 15.99
To the offer
XINDUM Carbon Monoxide Detector 10-Year Battery LCD Display CE White 1Pack | EN50291 certified, Electrochemical sensor, 85dB alarm, mount wall/Stand, Portable Carbon Monoxide Alarm for home , Standalone
Accurate Relialbel CO Detector: Comply with EN 50291 standard, CE Certified Carbon Monoxide alarm, equipped with high accuracy and reliable electrochemical sensor, continuously measure CO concentration in ambient air.
£ 18.99
free delivery
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X-Sense Wi-Fi Smoke and Carbon Monoxide Alarm, App Control, SC06-WX, 1-Pack
X-Sense
£ 42.99
free delivery
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First Alert CO400-3 Battery Powered Carbon Monoxide Alarm, 3-Pack, White, Pack of 3
3-pack perfect for the whole home Uses electrochemical carbon monoxide sensor--the most accurate technology available Simple to use silence/test button End-of-life timer and low battery warning; Includes 1-9V battery per alarm (battery updated from 2-AA to 1-9V in Nov 2013); Compliant with CO laws in California, Wisconsin, and Oregon (and other states with CO law)
£ 64.73
free delivery
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Twin Pack Kidde 5CO Battery Powered Carbon Monoxide Alarm and Detector - 10 Year Sensor Life with AA Batteries
BATTERY POWERED: Each alarm comes equipped with 2x AA batteries included, allowing your alarm to be set up immediately upon receipt
£ 23.50
free delivery
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X-Sense Interlinked Smoke and Heat Alarm Bundle, 10-Year Battery, HS21 | 1 Heat Alarm & 2 Smoke Alarms, EN 14604 Standard and BS 5446 Compliant, Link+ Series
Note: The product does not include app features, nor does it support base station connection.
£ 47.99
free delivery
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X-Sense Smart Carbon Monoxide Detector, SBS50 Base Station Required, XC01-M | Compatible with the X-Sense Home Security App, Replaceable Battery, with CO Peak Value Memory
Updated Wireless Interlinked CO Alarm: Simply add XC01-M alarms to the SBS50 base station (not included) via the X-Sense app and control from your phone, or interconnect with other Link+ alarms without a base station (compatible with the RC01 Pro remote control) Real-Time CO Levels: If CO levels reach 100 ppm, you’ll quickly receive a warning about any potential risk without waiting for the response time so you can act immediately; real-time CO levels are shown in the app, and the entire CO event is recorded as a graph Smart Wireless Interconnection: When one alarm sounds, the base station and all alarms in the network will be triggered simultaneously; the base station (100 dB adjustable) and the alarm (85 dB) are loud enough to ensure everyone in the house knows about the danger in time Flexible Installation: The carbon monoxide alarm features a free-standing design, which allows you to put it on an overhead shelf in the bedroom for quick CO detection; can also be mounted on the wall with the included accessories CO Detector with Replaceable Battery: The CO alarm includes an integrated Figaro CO sensor that can measure CO levels reliably and continuously for 10 years; operates on a 5-year replaceable battery without needing frequent replacement, making it eco-friendly Real-Time Push Alerts: The X-Sense Home Security app allows you to receive real-time push alerts, such as alarms, low battery warnings, malfunctions, etc.; you'll receive notifications at work or on the go when the danger is cleared Feature-Rich App: The app includes various features that make home safety protection easier, such as real-time CO levels, push notifications, silence function, CO concentration graph, device history record, device test, low battery warning, malfunction, shared users, etc. Wide Coverage, Flexible Network: Whether the alarms are connected with or without a base station, the wireless transmission range reaches up to 1,700 ft (500 m) to ensure a stable connection between devic
£ 26.34
free delivery
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Kidde 7DCOC 7DCO Kidde Carbon Monoxide Alarm, White
Battery operated (3AA’s included) Two LED’s - Red: Illuminates when in alarm mode, Green: Illuminates when DC power is present, normal operation Test/reset button tests CO alarm circuit operation and allows you to immediately silence the alarm Digital display continuously displays CO levels detected End of life alarm alerts user to replace the alarm after 10-years protection It has replaceable batteries 10 years sensor and warranty Warning!
£ 18.25
free delivery
To the offer
15% discount
Carbon Monoxide Detector – 10-Year Sealed Battery CO Alarm with LCD Display, Carbon Monoxide Alarms for Home, EN 50291 Certified – Alertlink VC22R
Certified Accuracy & Loud Alert – Complies with EN 50291 and UKCA standards, this reliable carbon monoxide alarm accurately monitors CO levels in ambient air.
£ 16.47
£ 19.38
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Firehawk CO7B-10Y Carbon Monoxide Alarm Detector with 10 Year Battery
Sealed 10 year Lithium battery End of life indicator LED indicators Versatile mounting system Compact & stylish design
£ 19.42
free delivery
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X-Sense Smoke Alarm for Home with 10-Year Sealed Battery, SD11, 1 Pack | Conforms to EN 14604 Standard, LED Indicator & Silence Button
Sensitive & Intelligent: The state-of-the-art photoelectric sensor, combined with an advanced intelligent chipset, this smoke alarm for home can accurately detects dangerous smoke levels in seconds with fewer false alarms 10-Year Battery Life: The low power consumption, combined with a built-in non-replaceable lithium battery, enables an incredible product life of up to 10 years; provides reliable uninterrupted 24/7 protection so you can sleep safely Reliable Auto-Check: The fire alarm monitors itself constantly and timely informs you of faults or a low battery for secure use Superior Construction: Made of fire-retardant ABS plastic material; the long-lived smoke detector horn alerts you with a loud 85-decibel alarm when smoke has been detected High Quality: This premium smoke alarm conforms to EN 14604 standard
£ 11.99
free delivery
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FireAngel FA6812 Digital Carbon Monoxide Detector for Home, 10yr CO Alarm | 1-Pack, Portable, Battery Carbon Monoxide Alarm for Home & Travel, CO Alarm Detector Monitor w/Screen for Campervans & Cars
CARBON MONOXIDE ALARM: The 10-year electrochemical sensor detects dangerous carbon monoxide (CO) levels, alerting with 4 loud chirps and a flashing red light.
£ 18.99
free delivery
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Kidde 5DCO Digital Carbon Monoxide Alarm and Detector with AA Batteries - 10 Year Sensor Life Digital Display CO Alarm - 7 Year Warranty
Compact, slimline case. Dimensions = 127mm x 73mm x 39mm. Weight = 170g. 10 year sensor lifespan.
£ 17.99
free delivery
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Aico Ei208 Carbon Monoxide Alarm Lithium Battery
Aico Ei208 Carbon Monoxide Alarm Lithium Battery Brand : Aico Product Type : Gas Smoke Fire Alarm
£ 22.49
free delivery
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FireAngel FA3820 Portable Carbon Monoxide Detector/Alarm, 10 Year Battery | 1-Pack, 10-Year Sealed Battery Carbon Monoxide Alarm for Home & Travel, CO Alarm Monitor for Caravans, Campervans & Cars
CARBON MONOXIDE ALARMS FOR HOME USE: The advanced electrochemical sensor detects dangerous levels of carbon monoxide (CO) in your home, alerting you with 4 loud chirps (85 dB(A) at 3 metres) and a flashing red ‘CO’ LED light.
£ 22.00
free delivery
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X-Sense Carbon Monoxide Detector, 10 Year Sensor Life, XC0C-SR, 1 Pack | CO Alarm with Replaceable Battery, Comforms to EN 50291 Standard, Digital Display, CO Peak Value Memory
10-Year Lifespan: Protect your loved ones from the silent threat of carbon monoxide for an entire decade with this reliable 10-year CO sensor; powered by replaceable AA batteries that last 3 years Versatile Placement Options: This carbon monoxide detector's freestanding design allows you to place it on any flat surface, such as a desk, bookshelf, or bedside table; screws are also included to mount it on the wall Sleek and Compact: Measuring just 75 × 142 × 32 mm, this small and unobtrusive carbon monoxide alarm looks good in any room, meaning you never have to compromise style for safety Intuitive to Use: Easily use this alarm even in urgent situations thanks to its simple, size-differentiated buttons; enjoy reliable access to critical functions like checking the peak CO levels or testing/silencing the alarm Easy to Understand: See the current CO level on a clear display; a tri-color LED tells you the alarm’s status at a glance: red for alarm, yellow for fault or low battery, and green for working normally
£ 15.98
free delivery
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Kidde 2030-DCR Compact 10 Year Life Carbon Monoxide Alarm with AA batteries
Accurately alarms from 50 ppm of CO in the air Electro-chemical CO sensor accurately detects the presence of Carbon Monoxide and emits a loud, clear alarm to alert residents Suitable for installations in homes in England and Wales (not suitable for homes in Scotland under the new 2022 legislation) Sleek & compact - dimensions (HxWxD): 61 x 96 x 38mm Provides low battery warning when batteries require replacement CE marked, and UKCA tested and certified 3 Year Manufacturer’s Warranty TUV Certified to EN 50291-1:2018
£ 13.99
free delivery
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Heiman Carbon Monoxide Detector, EN 50291 Certified, 10-Year Life CO Alarm Detector with Digital Display, 5-Year Replaceable AA Battery Included
10-Year Lifetime CO Sensor: Equipped with an advanced electrochemical sensor for stable, accurate CO detection and long-term safety performance.
£ 24.99
free delivery
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Aircraft and Vehicle Carbon Monoxide CO Detector, Fast Low Level 9ppm Alarm for Vehicles, Police, Pilots, Travel, Bus, Trucks
USES: Exhaust leaks in aircraft, vehicles, school buses, trucks, and fleet vehicles. Gas exposure can trigger headaches, nausea, and fatigue.
£ 69.00
free delivery
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STATUS Monoxide Alarm, Home Carbon Monoxide Detector including Batteries, SDCMA2XAA1PB4
CARBON MONOXIDE DETECTION: Effectively detects carbon monoxide (CO) gas, providing early warning and protection against this silent and deadly threat in the home.
£ 14.85
free delivery
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FireAngel FA6813 Portable Carbon Monoxide Detector/Alarm, 10 Year CO Alarm | 2-Pack, Battery Powered Carbon Monoxide Alarm for Home & Travel, CO Alarm Detector Monitor for Caravans, Campervans & Cars
CARBON MONOXIDE ALARMS FOR HOME USE: The advanced electrochemical sensor detects dangerous levels of carbon monoxide (CO) in your home, alerting you with 4 loud chirps (85 dB(A) at 3 metres) and a flashing red ‘CO’ LED light. NEVER IGNORE THIS ALARM.
£ 25.99
free delivery
To the offer
15% discount
WisuAlarm Carbon Monoxide Detector, 10-Year Figaro Sensor, 10 Year Battery, Carbon Monoxide Alarm, CO Alarm with LCD Display, Test/Silence Button, EN 50291 Certificated
Accurate and Reliable: This detector utilises high end Figaro electrochemical CO sensor, providing continuous protection against carbon monoxide (CO) for your family, 24/7. 10-year Battery: The detector comes with a replaceable battery that has a lifespan of 10 years, ensuring you won't have to frequently change batteries.
£ 18.69
£ 21.99
To the offer
ELRO FC5003 Carbon Monoxide Alarm and Detector | 10-Year Sensor Life | CO Alarm with 3 Year Battery replaceable | Complies to EN50291
ADVANCED SAFETY: High quality electrochemical sensor for accurate carbon monoxide detection, ensure your safety
£ 13.81
free delivery
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Kidde 10LLDCO Ten Year Life Carbon Monoxide Alarm Digital Display with Sealed Longlife Battery
10 year manufacturer's assurance Model number: 10LLDCO
£ 24.94
free delivery
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Defender 10 Year Carbon Monoxide Alarm BSI Rated - Battery Powered CO Detector - Carbon Monoxide Monitor LCD Digital Display - EN50291 Standard
BSI APPROVED CO ALARM - Ensures the safety and well-being of occupants by safeguarding them against the hazards of carbon monoxide poisoning, offering peace of mind and protection.
£ 17.95
free delivery
To the offer
38% discount
GiiHoo Smoke and Carbon Monoxide Alarm Detector with LCD Display & Battery Powered, Combination Smoke and CO Alarm for Home Safety, EN 14604 & EN 50291 Certified
GiiHoo
£ 24.99
£ 39.99
To the offer
BLACK+DECKER - Carbon Monoxide Alarm and Detector with 10 Year Battery | 10 Year Battery Included, CO Alarm with Quality Sensor. Easy-Install Carbon Monoxide Detector, Portable. White, Test Button
CARBON MONOXIDE ALARMS FOR HOME: High quality electrochemical sensor detects dangerous levels of carbon monoxide (co), which alerts you with 4 loud 85db(a) (at 3 metres) chirps and a flashing red led light
£ 15.99
free delivery
To the offer
Kidde 10SCO Combination Smoke and Carbon Monoxide Alarm with Voice Notification, white
Voice alarm feature Hush button Test/reset button Peak level memory Front loading battery compartment
£ 24.90
free delivery
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Hispec HSA/BC/10 Lihtium Battery Powered Carbon Monoxide Detector, Electrochemical Sensor, 50ppm Warning, 10 Year Life, UKCA & CE Compliant
Peace of mind fire safety for your family and pets with this fast fix carbon monoxide detector Advanced technology for long life with self test on sensor and self diagnostic Low battery warning and power/alarm indicator 10 year sealed lithium battery powered 5 Year product guarantee from industry leaders HiSPEC
£ 19.99
free delivery
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Kidde K5CO Carbon Monoxide Alarm, Ten Year Alarm Sensor Life, AA Battery Powered (Replaceable)
Continuously monitors for carbon monoxide and emits an 85db alarm from 50ppm of CO in the air Battery: 2 x AA batteries included Warranty: 7 Year Warranty Dimensions (HxWxD): 73 x 127 x 39mm UKCA & CE Marked - Kitemarked to BS EN 50291-1: 2018 (for domestic use)
£ 14.49
free delivery
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UltraFire UBCO1 Battery Powered Travel Carbon Monoxide Alarm and Detector | For Homes, Caravans, Boats | Replaceable AAA Batteries and 10 Year Warranty | Certified to BS EN 50291-1 and 50291-2
PERFECT FOR TRAVEL: Stay safe whether you're at home or on the go with the UBCO1 Carbon Monoxide Alarm; Kitemarked to BS EN 50291-1 and 50291-2 making it suitable for use in the home, caravans and boats, and when camping or travelling
£ 15.95
free delivery
To the offer
FireAngel FA3313 Portable Carbon Monoxide Detector, Carbon Monoxide Alarms for Home, 10-Year Sensor, Replaceable Batteries, Travel CO Monitor, 1-Pack
CARBON MONOXIDE ALARMS FOR HOME USE: The advanced electrochemical sensor detects dangerous levels of carbon monoxide (CO) in your home, alerting you with 4 loud chirps (85 dB(A) at 3 metres) and a flashing red ‘CO’ LED light.
£ 17.99
free delivery
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Smartwares CO Alarm, 10-Year Sensor, Replaceable Batteries, Display | Electrochemical detection, Rooms from 20 to 40 m², Test button, Mounting material, FGA-13041
Electrochemical sensor: Measures carbon monoxide concentrations in the air from approximately 27 ppm with an operating lifespan of 10 years Digital display: Indicates carbon monoxide levels in PPM and shows warnings for system faults, depleted batteries or unit replacement Acoustic signal: Emits an 85 dB alarm suitable for rooms between 20 and 40 m2 when combustion gases exceed threshold levels Power supply: Operates using 3 included AA batteries, giving LED notifications and audible beeps when battery replacement is needed Operational check: Features an integrated test button to inspect functioning on a recommended monthly schedule
£ 17.99
free delivery
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Carbon Monoxide Detectors Battery Powered, AGSMXSYG Carbon Monoxide Alarm with Digital Display, CO Detector Alarms Monitor Battery Operated for Home,RV & Kitchen
High-precision Electrochemical Sensors: imported sensors, high sensitivity, high reliability, real-time monitoring of carbon monoxide gas leakage in the environment.
£ 10.97
free delivery
To the offer
9% discount
Kidde 7COC Carbon Monoxide Alarm 10 Year Sensor & Warranty (1)
Sleek, lightweight battery-powered CO alarm provides long-term protection against the dangers of deadly carbon monoxide and provides continuous monitoring of CO levels, the 10-year sensor lasts longer than most other CO alarms.
£ 20.27
£ 22.25
To the offer
Aico Ei208WRF Carbon Monoxide (co) Alarm Radio Link
EI208WRF
£ 47.49
£ 48.99
To the offer
Honeywell Home Carbon Monoxide Detector alarm - R200C-1
10 year battery life Super Slim design End-of-life signal 48 hours alarm memory IP44 grade Device surface functions as TEST/SILENCE button Audible and visual red ‘ALARM’ text for the deaf and hearing-impaired Alarm hush for 10 minutes Fault hush for 9 hours Auto-dimming green power light
£ 30.49
free delivery
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X-Sense Carbon Monoxide Detector, 10-Year Life, EN 50291 Standard, CO03D | Replaceable Battery Operated CO Alarm Detector with Digital Display
ACCURATE & RESPONSIVE: Featuring an advanced Figaro electrochemical CO sensor and a high-performance ST chipset, the X-SENSE Carbon Monoxide Alarm instantly and accurately detects concentration levels of CO, an invisible, deadly gas, while minimizing false alarms; designed to give you the earliest possible warning of CO threat with both a loud 85 dB alarm and a rapid flashing red LED indicator (the LED indicators won’t disturb your sleep while the alarm is in normal working status)
£ 26.99
free delivery
To the offer
28% discount
XINDUM Carbon Monoxide Detector 10-Year Battery LCD Display CE Black 1Pack | EN50291 certified, Electrochemical sensor, 85dB alarm, mount wall/Stand, Portable Carbon Monoxide Alarm for home , Standalone
Accurate Relialbel CO Detector: Comply with EN 50291 standard, CE Certified Carbon Monoxide alarm, equipped with high accuracy and reliable electrochemical sensor, continuously measure CO concentration in ambient air.
£ 14.43
£ 19.99
To the offer
Smartwares CO Alarm, 10-Year Sensor, Replaceable Batteries, BSI Mark | Coverage 20-40 m², 85 dB sound level, Test button, Mounting hardware included, FGA-13051
Electrochemical detection: Monitors spaces from 20 to 40 m2 for odourless carbon monoxide, alerting from concentrations as low as 30 ppm Audible warning: An 85 dB siren sounds immediately when carbon monoxide levels exceed safety thresholds to wake or inform household members Lifespan and power: The 10-year sensor includes audio and visual end-of-service alerts, running on 3 included AA replaceable batteries Function monitoring: Use the dedicated test button for monthly checks, while an empty battery indicator beeps and flashes when replacement is due Mounting hardware: Includes screws and fixings for ceiling placement at least 1.85 m from boilers, fireplaces or kitchen gas stoves
£ 18.00
free delivery
To the offer
Safeflame Carbon Monoxide Alarm – CO Detector, 10-Year Sensor, LCD PPM Display, 85dB+ Alert, AA Battery Included, Freestanding or Wall Mounted Home Use (1)
EN 50291 CERTIFIED, CE & UKCA APPROVED – Independently tested to UK and EU safety standards, so you can trust this carbon monoxide alarm protects your home, caravan, or motorhome
£ 16.99
free delivery
To the offer
37% discount
Hapippofa Carbon Monoxide Detector,Replaceable AA Battery Powered CO Alarms for Home,Carbon Monoxide Alarms with Digital Display,10 Year Senser Life,C10,2 Pack
Clear Digital LCD Display for Real-Time Awareness: Don't guess—know. The backlit screen displays ambient CO levels in PPM (Parts Per Million), allowing you to see low-level concentrations. This visual proof helps you monitor air quality and identify potential issues from faulty appliances before they reach dangerous levels.
£ 18.99
£ 29.99
To the offer
X-Sense Wi-Fi Carbon Monoxide Detector with APP Functions, XC04-WX, 1-Pack | Real-Time Push Notifications via X-Sense Home Security App, Replaceable Battery, Free-Standing Design
Attention: XC04-WX Wi-Fi Carbon Monoxide Detector is not compatible with SBS50 base station and does not support interconnect function 2.4 GHz Wi-Fi Connection: Easily connect this alarm to the X-Sense Home Security app on your smartphone via a 2.4 GHz Wi-Fi network, without the need for a hub; download the app, sign up, and connect the device 10-Year Sensor Life: This battery-operated smart carbon monoxide detector has a stable and high-performance electrochemical Figaro CO sensor that accurately monitors CO levels in the house, ensuring that your family stays protected for 10 years Instant Notifications: Stay connected to your alarm and view all its notifications, including its CO alarm, low battery, malfunction, CO alarm precaution, and more; the Device Sharing function lets you add your family members so you can all keep an eye on your home's safety Real-Time CO Levels & One Button to Silence: When a CO alarm is triggered, the app will show real-time CO level changes; after making sure your surroundings are safe, you can simply silence the alarm via the app CO Alarm Precaution: Using the app, you will quickly receive a warning that alerts you to any possible risk once the CO level reaches above 100 ppm without waiting for the response time, allowing you to act immediately
£ 35.99
free delivery
To the offer
AEGTEST AGT-2000 Portable Carbon Monoxide Detector for Travel, 240H Standby, CO Detector with Audible & Visual Alerts for Camping, Rechargeable CO Meter with Built-in Emergency Flashlight
Carbon Monoxide Detector: The AGT-2000 is a portable carbon monoxide detector with a high-sensitivity UK DDS sensor, delivering a rapid response time of up to 0.3 seconds. It accurately detects CO concentrations from 0 to 1000 PPM and continuously monitors environmental changes.
£ 39.99
free delivery
To the offer
AEGISLINK Smoke and Carbon Monoxide Alarm, 10-Year Lifespan, SC200, 1-Pack | with Digital LCD Display, Replaceable Battery and Test/Silence Button
Informative LCD shows real-time CO concentrations and battery power to monitor for CO leaks and battery level; to save power, it will activate only when the device is tested or the ppm has reached the alarm level for a certain period This smoke and carbon monoxide alarm has long-lasting sensors and components that deliver a long life of up to 10 years; also includes a replaceable 3-year lithium battery Featuring a light and thin design, this combination smoke and carbon monoxide detector has a 20–40 m2 (215–430 sq. ft) detection range, fully protecting you and your family from dangerous smoke and carbon monoxide This smoke and carbon monoxide detector is built with both a cutting-edge photoelectric smoke sensor and electrochemical CO sensor to deliver high consistency and reliability for double detection and protection The loud alarm tone is over 85 dB at 10 ft (3 m) to alert anyone in a deep sleep; with included screws and anchor plugs, this battery-operated unit can be installed effortlessly without an electrician
£ 23.19
free delivery
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Kidde Smoke Alarm and CO Detector Bundle for Home | 2030-DCR Battery Carbon Monoxide Detector and 2030-DSR Battery Optical Smoke Alarm | 10 Year Life CO Alarm and Smoke Detector
COMPLETE HOME PROTECTION: Protect your home and family from fire and deadly carbon monoxide gas with a dual protection bundle from Kidde; reliable smoke and CO detection offered in one convenient purchase
£ 24.00
free delivery
To the offer
Firechief Carbon Monoxide Detector, 5 Year Battery Included - Visual & Audio Carbon Monoxide Alarm with LCD Display - Gas Detector - FBCA05 Model
ELECTROCHEMICAL CARBON MONOXIDE SENSING TECHNOLOGY: CO is an invisible, odourless, tasteless and non-irritating gas so is completely undetectable.
£ 20.99
free delivery
To the offer
6% discount
3 Pack Carbon Monoxide Alarm CO Detector，Carbon Monoxide Monitor with LED Display Test，CO Alarms Monitor for Home Safety,Disaster prevention supplies(AA Battery NOT Included)
Reliable Carbon Monoxide Detector: This CO alarm accurately monitors carbon monoxide levels in your home, displaying real-time readings on a clear digital LCD screen to keep you informed of potential hazards.
£ 14.99
£ 15.99
To the offer
X-Sense Smart Smoke and Carbon Monoxide Alarm, App Control, SC07-MR, 1-Pack | Compatible with X-Sense Home Security App, SBS50 Base Station Required
Base Station Required: A base station is required to add the SC07-MR smoke alarm for home to the app; simply connect the base station to your 2.4 GHz Wi-Fi and then pair the alarm App Alerts: With the alarm setup in the app, you’ll get an instant alert when it is triggered, and the alarm and base station will both sound; you’ll also get handy alerts for low battery, faults, test results, and more All Alarms Sound As One: All Link+ Pro alarms connected to the base station will sound together if any one of them is triggered, ensuring everyone hears the alarm and can react quickly; the Link+ Pro series includes SC07-MR/XP0A-MR combination alarm, XS01-M/XS0B-MR smoke alarm, XC01-M carbon monoxide alarm, and XH02-M heat alarm App Test/Silence: Test or silence your alarms with just a tap in the app; no need to fetch a ladder to reach the test/silence button Easily Locate the Source Alarm: Name the alarm based where it’s located; when the alarms sound, tap the Locate button to silence the base station and other alarms, leaving only the triggered alarm active and displayed with room name 10-Year Combination Alarm: Benefit from this smoke and carbon monoxide detector for an entire decade; replace the battery just once thanks to the 5-year CR123A battery Share the Convenience: Let up to 12 people control the device via the X-Sense app, making it easy for everyone to receive notifications, test and silence devices, check the alarm’s status, and more
£ 34.99
free delivery
To the offer
Meross CS11 Dual Sensor Smoke and Carbon Monoxide Alarm/Detector for Home | 10-Year Battery Carbon Monoxide Detector, Smoke Alarm for Home with Test/Silence Button, 85dB Fire Alarm, EN 14604 & 50291
2-in-1 Function: The photoelectric smoke detector and electrochemical CO sensor work independently of each other. If the carbon-monoxide-detector detects both smoke and carbon monoxide, it sounds first for smoke and then for CO. The CO detector detects both fast and slow-burning fires, minimising false alarms.
£ 29.99
free delivery
To the offer
FireAngel SCB10-R Combined Smoke & Carbon Monoxide Alarm/Detector for Home | 1-Pack, Combination Carbon Monoxide Detector and Smoke Alarms for Home, Fire Detector
DUAL PROTECTION: This combination carbon monoxide (CO) and smoke detector offers vital protection against both CO and fire risks. The CO sensor alerts you to invisible gas dangers, and the optical smoke sensor quickly 'sees' slow, smouldering fires.
£ 29.99
free delivery
To the offer
TopTes Guard-566 Portable Carbon Monoxide Detector, Rechargeable CO Detector with Back Clip, Vibration, Visual & Audible Alarms, 168h Long Standby, Adjustable Alarm Thresholds for Home, Work Use
TOPTES
£ 75.99
free delivery
To the offer
Carbon Monoxide Detector, EN50291 Certified Carbon Monoxide Alarms for Home with LCD Display, 10-Year Sensor Life CO Alarm, 2 AA Batteries Powered Portable Carbon Monoxide Detector for Camping, Travel
EN50291 Certified & Reliable Safety: This carbon monoxide detector meets the EN50291 certification standard, ensuring it provides accurate and dependable monitoring for your safety at home, in a vehicle, or while traveling.
£ 14.99
free delivery
To the offer
Kidde Smoke Alarm and CO Detector Bundle for Home | 10Y29 10 Year Battery Smoke Alarm and K5CO Battery Carbon Monoxide Detector with AA Batteries | 10 Year Life Smoke Detector & CO Alarm
COMPLETE HOME PROTECTION: Keep your home and family safe with this dual protection bundle from Kidde; offering essential and reliable detection against both slow, smouldering fires and deadly carbon monoxide gas
£ 25.00
free delivery
To the offer
XINDUM Interlinked Smoke Alarms, Heat &CO Detector Bundle, 10 Years Battery | Wireless interlinked system,Scotland and England Law Compliant,Pre-Linked Fire Detectors for Home,4 Pack+1 Remote control
Interlinked Fire Alarms Bundle: 2×Smoke Alarm, 1×Heat Alarm, 1×Carbon Monoxide Detector, 1×Remote Controller. No matter which somke detector trigger a alarm, the other linked alarms will sound after receiving the signal.
£ 69.48
free delivery
To the offer
SAFE-TECH Wireless Interlinked Carbon Monoxide Detector for Home | CO Alarm with Live CO Level LCD,EN 50291 Certified,10 Year Sensor Carbon Monoxide Alarms for Kitchen, Gas Boiler Room
High Accuracy & Carbon Monoxide Detection– Complies with EN 50291-1:2018 standards F1 Rated, features an advanced electrochemical sensor for precise CO detection and faster response, meeting fire safety regulations across England, Scotland, Wales, and Northern Ireland.
£ 36.99
free delivery
To the offer
31% discount
Hapippofa Carbon Monoxide Detector,Replaceable Battery Powered CO Alarms,Carbon Monoxide Alarms,10 Year Senser Life CO Detctor,C10,1 PACK
Hapippofa
£ 10.99
£ 15.99
To the offer
13% discount
2 Pack Kidde 2030-DCR Compact 10 Year Life Carbon Monoxide Alarm with AA batteries
10-year Carbon Monoxide sensor accurately detects from 50 ppm of CO gas in the air and emits a loud, clear alarm to alert residents LED lights indicate the current status of the carbon monoxide alarm & a low battery warning sounds when they need replacing Includes 2 x AA alkaline batteries and wall fixing kit is included for easy setup Sleek & compact - Dimensions (HxWxD): 61 x 96 x 38mm 3 years manufacturer’s warranty | CE marked, TUV Certified to EN 50291-1:2018 & UKCA tested and certified
£ 24.94
£ 28.68
To the offer
SAFE-TECH Mains Interlinked 3 in 1 Smoke, Heat & Carbon Monoxide Alarm | 230V Hardwired Smoke Alarm | Mains Powered Multi-Sensor Fire Alarm for Home | 10-Year Battery Backup | UK Tech Support
SAFE TECH
£ 64.99
free delivery
To the offer
FireAngel FA6829S Ultra Slim Carbon Monoxide Detector, 10-Year CO Alarm, Carbon Monoxide Alarms for Home, Caravan, Campervan - White
ULTRA SLIM: The FA6829S Fire Angel carbon monoxide alarm detects dangerous levels of carbon monoxide (CO), alerting you with 4 loud chirps and a flashing red light.
£ 22.99
free delivery
To the offer
15% discount
Carbon Monoxide Detector – 10-Year Sealed Battery CO Alarm with LCD Display, Carbon Monoxide Alarms for Home, EN 50291 Certified – Alertlink VC22R
Certified Accuracy & Loud Alert – Complies with EN 50291 and UKCA standards, this reliable carbon monoxide alarm accurately monitors CO levels in ambient air.
£ 16.14
£ 18.99
To the offer
Kidde Carbon Monoxide Alarm - 2 Pack
Compact and lightweight battery-powered CO alarm provides essential protection against the dangers of deadly carbon monoxide and provides continuous monitoring of CO levels.
£ 31.86
free delivery
To the offer
13% discount
YOJOCK Portable Carbon Monoxide Detector – Rechargeable CO Alarm with Temperature and Humidity Monitoring – 3-in-1 CO Detector for Home, Camper, and Camping (white)
YOJOCK Carbon Monoxide Detector 3-in-1 – Reliable Protection for Your Home The YOJOCK Carbon Monoxide Detector offers a 10-year lifespan and constantly monitors CO concentration, temperature, and humidity in real-time.
£ 26.49
£ 30.46
To the offer
Carbon Monoxide Detector, 10 Years Sealed Battery, Carbon Monoxie Alarm, With Temperature and Humidity Detection and LCD Display, Carbon Monoxide Alarms for Home
【Accurate CO Detection】The alarm has a 10-year high-performance electrochemical sensor to deliver accurate detection of carbon monoxide leakage and respond quickly.
£ 17.99
free delivery
To the offer
17% discount
Hapippofa Carbon Monoxide Detector with Digital Display, Battery Powered CO Detector with Replaceable AA Batteries, 10-Year Sensor Life, 85 dB Alert, EN 50291, for Home & Travel, 1 Pack
24/7 PROTECTION YOU CAN TRUST: A high-sensitivity electrochemical sensor continuously monitors for colourless, odourless carbon monoxide, giving your family early warning of a hidden danger.
£ 13.28
£ 15.99
Only:
34hrs
13min
52sec
To the offer
BLACK+DECKER - CONNECTED Carbon Monoxide Alarm and Detector 10 Year Battery | Wireless Interlinked CO Alarm with 10-Year Battery included. Easy-Install Carbon Monoxide Detector. Link up to 20 Alarms
WIRELESSLY INTERLINKED FOR COMPLETE HOME SAFETY: Connect up to 20 BLACK+DECKER alarms using advanced RF10-PRO radio frequency technology.
£ 27.53
free delivery
To the offer
6% discount
Kidde 7CO Carbon Monoxide Alarm
Continuous monitoring End-of-life alarm Test/reset button Battery operation Multi-function green and red LED's
£ 20.28
£ 21.49
To the offer
9% discount
Jadeshay CO Gas Tester,Carbon Monoxide Detector Handheld 1000PPM Carbon Monoxide Meter High Precision CO Gas Monitor Detector Gauge Digital Display CO Leak Detector Analyzer
【PROFESSIONAL FUNCTION】A portable professional instrument for detecting carbon monoxide (CO) gas.
£ 31.59
£ 34.70
To the offer
TOPTES CT-580 Carbon Monoxide Detector, Rechargeable CO Detector with Vibration, Visual & Audible Alarms, Portable CO Alarm, 0-1000PPM, TFT Color Display for Home, Car, Camping& Travel
Fast and Accurate: TOPTES CT-580 Carbon Monoxide Detector is a CO detector equipped with high-sensitivity and high-accuracy sensor, capable of detecting CO gas concentrations from 0 to 1000 PPM.
£ 56.99
free delivery
To the offer
SECAIR Carbon Monoxide Detector for Home,ZM-ZL2211S,CO Alarm 10-Year Sensor with LCD Digital Display,CO Alarm 85dB with Replaceable Batteries,EN 50291 Certified CO Detector for Home - 1 Pack
HIGH-PRECISION ELECTROCHEMICAL SENSOR, PROTECTS FROM THE SILENT KILLER - Carbon monoxide (CO) is a colourless, odourless and tasteless gas produced by faulty boilers, gas fires, cookers and cars — a hidden hazard responsible for many household incidents across the UK each year.
£ 21.99
£ 22.99
To the offer
Kidde Lifesaver Carbon Monoxide Alarm 5CO Twin Pack
Power Supply - 3 x AA batteries (as supplied) Dimensions - 126 x 72 x 35mm. (115g) Test/Reset button to allow regular testing of alarm function Approvals - BSI certified to EN50291-1:2010.
£ 34.98
free delivery
To the offer
Aico Detector, White, EI3018
white
£ 51.50
free delivery
To the offer
CO2 Monitor, CO2 Detector Alarm Carbon Dioxide Detector Temperature Humidity LCD Display Indoor Air Quality Monitor with Battery Operated for Home and Kitchen
Generic
£ 16.63
free delivery
To the offer
9% discount
Kidde 10LLCO Ten Year Life Carbon Monoxide Alarm with Sealed Longlife Battery
Non-replaceable, sealed-in Lithium battery Co Quick-Test feature Interrogation feature Alarm memory Unique water-based CO electrochemical sensor Warning!
£ 19.99
£ 21.95
To the offer
X-Sense Smoke and Carbon Monoxide Alarm with Voice Alerts, XP0A-SR, 2-Pack | with Replaceable Battery
Important Note: The XP0A-SR Combination Smoke and Carbon Monoxide Alarm does not support interconnectivity or app functionality.
£ 47.59
free delivery
To the offer
FIRST ALERT CO710 Carbon Monoxide Alarm with 10-Year Battery and Digital Temperature Display, 120 V, White, Pack of 1
Keep your family safe with this easy to use digital-display, 10-year battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure Easy-to-read backlit digital display shows temperature and CO concentration; Peak Level feature displays the highest concentration of carbon monoxide measured Built-in 10-year lithium battery offers continuous protection for the life of the carbon monoxide detector A loud 85-decibel alarm sounds when CO levels reach dangerous levels 10-year limited warranty; Equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety All first alert CO alarms are rigorously tested to meet UL standards First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018) First Alert warranty extends ten years from the date of purchase with proof of the original sales receipt and the product should be free from defect in material and workmanship
£ 44.20
free delivery
To the offer
Aico Ei3028 Mains Powered Multi-Sensor Heat & Carbon Monoxide Alarm
Ei3028
£ 68.00
free delivery
To the offer
CPVAN Wireless 3-in-1 Carbon Monoxide Detector with Temperature & Humidity, Carbon Monoxide Alarms for Home Safety, CO Alarm with 10 Years Life, EN 50291, Replaceable Batteries. 2 Pack
【Safety Certification】 Compliance with EN 50291 standard and TÜV approval. 【3 in 1 Carbon Monoxide Detector】 Simultaneously detects Carbon Monoxide, Humidity and Temperature!
£ 39.99
free delivery
To the offer
LSENLTY Portable Carbon Monoxide Detectors for Travel, Car, Vehicle, Aircraft, CO Notification Function, 120 Hours Standby Time, Carbon Monoxide Detector for Camping Indoor Outdoor
【120 hours standby time】: Built-in 1000mAh large-capacity rechargeable battery. Equipped with a Type C charging port, it can use the fast charging protocol. It takes only 90 minutes to fully charge the carbon monoxide detector.
£ 39.99
free delivery
To the offer
Ei Electronics Carbon Monoxide Alarm 10 year with LCD Display and lithium battery for the home, Camping, boat, EI208D White
Reliable quality product by Ei Electronics, in real carbon monoxide, individually calibrated. LCD Display shows Kohlenmonoxidwert from 30ppm and Handlungsanweisungen e.g. Air or leave room ". 10 year product and battery life. Particularly user-friendly thanks to LED signalling lamps, End-of-Life display and memory function. Tested and approved to the highest audit standards EN 502 91:20 10 and EN 502 and EN 70:19 60335–1:19 99 94. Supplied with Built-In 10–year lithium battery and mounting hardware (screws and wall plugs, mounting bracket)
£ 35.60
free delivery
To the offer
Amazon Smart Air Quality Monitor (Newest gen) | Know your air, Works with Alexa
Know your air: Amazon Smart Air Quality Monitor makes it easy to understand what’s in your indoor air.
£ 69.99
free delivery
To the offer
AS8700A Carbon Monoxide Meter,SMART SENSOR CO Meter,1000ppm CO Analyzer,Digital CO Leak Detector,Handheld Carbon Monoxide Detector
Function: SMART SENSOR Carbon monoxide gas detector is a portable detector for detecting carbon monoxide (CO).
£ 34.99
free delivery
To the offer
2 Pack Kidde 5DCO 10 Year Life Digital Display Carbon Monoxide Alarm
10 year sensor life, powered by 2 x AA batteries (included).
£ 37.99
free delivery
To the offer
FireAngel FA3322 Digital Humidity & Carbon Monoxide Detector/Alarm for Home | 1-Pack, 10-Year Sealed Battery Carbon Monoxide Alarm for Home, Travel Humidity, Temperature, CO Alarm Monitor for Campervans
PEACE OF MIND: With a digital display and an advanced sensor, the FA3322 offers the highest level of CO detection for your home. When high CO levels are detected, 4 loud chirps, a red LCD, and flashing safety advice will alert you to ‘EVACUATE!’.
£ 37.99
free delivery
To the offer
TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (Includes Battery x3) - Orange
Carbon Monoxide Detector: TopTes CT-300 is an ideal portable CO tester to help you detect CO gas concentrations timely and accurately, reducing the risk of CO poisoning and protecting your life.
£ 42.99
free delivery
To the offer
6% discount
Kidde 7CO 10 Year Life LED Carbon Monoxide Detector Ideal for Travel, Caravans, Boats, AA Battery Powered
Safelincs
£ 20.28
£ 21.49
To the offer
Kidde Carbon Monoxide Detector, Battery Powered CO Alarm with LED, Test Reset Button, Low Battery Indicator, Portable
Electrochemical sensor technology detects CO gas Easy installation, no wiring required, detect during power outages working with 2 AA batteries (included); Install on a wall in your home or place on a table Green LED indicates the carbon monoxide detector and an 85 decibel alarm and a red LED indicates the presence of carbon monoxide Event memory records the last time carbon monoxide was detected or the last time the device was tested
£ 25.80
free delivery
To the offer
Kidde AEC8514 K7CO Carbon Monoxide Alarm, White
Continuous monitoring of carbon monoxide Green, amber and red LED’s indicate alarm status End of life warning alerts user to replace alarm after 10 years protection Test and reset button to enable regular testing of alarm function Tested and approved for use in boats and caravans Battery operated – 2 x AA alkaline batteries supplied as standard
£ 17.46
free delivery
To the offer
X-Sense Wi‑Fi Smoke and Carbon Monoxide Alarm, App Control, SC07-WX, 1-Pack | with Replaceable Battery, Smart Fire Alarm Compatible with X-Sense Home Security App
Attention: The SC07-WX Wi-Fi Smoke and Carbon Monoxide Alarm is not compatible with SBS50 base station and does not support interconnect function Precision Detection with Long Sensor Life: This smoke and carbon monoxide alarm uses photoelectric smoke and Figaro electrochemical carbon monoxide sensors for fast detection.
£ 45.99
free delivery
To the offer
GasDoc DS-399 Carbon Monoxide Detector, 168HR Standby, Rechargeable 3-in-1 Portable CO Detector with Audible & Visual Alerts for Travel & Camping, CO Meter for Home, Car & Tent - Dark Blue
carbon monoxide detectors portable carbon monoxide detector for travel carbon monoxide detector camping battery powered meter alarm low level home rv smart tester co air quality Carbon Monoxide Detector: The DS-399 Portable Carbon Monoxide Detector can detect CO levels ranging from 0 to 1000 PPM.
£ 36.99
free delivery
To the offer
3 Packs Carbon Monoxide Detectors Battery Powered for Home,RV & Kitchen | co alarm battery operated,upgraded sensor,real-time monitoring of carbon monoxide concentrations with display and 85DB alarm
High-precision Electrochemical Sensors: imported sensors, high sensitivity, high reliability, real-time monitoring of carbon monoxide gas leakage in the environment.
£ 31.97
free delivery
To the offer
2 Pack Kidde 7DCO Portable Digital Display Carbon Monoxide Alarm for Travel, Holiday, Caravan, Boats & Home - AA Battery Powered
Kidde
£ 42.95
free delivery
To the offer
LavaTap - Honeywell R200C-1 CO Carbon Monoxide Detector 10 Year Battery CO2 Alarm R200 for Home Caravan Mobile Homes Boats
Advanced Detection Technology: The Honeywell R200C-1 CO alarm utilizes state-of-the-art electrochemical sensors to accurately detect and alert you to the presence of carbon monoxide, ensuring your home remains safe from this silent threat Loud 85dB Alarm: When carbon monoxide levels reach dangerous levels, this CO detector emits a powerful 85-decibel alarm and a visual 'ALARM' logo, ensuring that everyone in your household is quickly alerted to the potential danger.
£ 32.50
free delivery
To the offer
GiiHoo Smoke and Carbon Monoxide Alarm Detector with LCD Display & Battery Powered,Combination Smoke and CO Alarm for Home Safety.EN 14604 & EN 50291 Certified (Standalone, White-02)
Dual Protection: Detects both smoke and carbon monoxide (CO) with advanced photoelectric and electrochemical sensors, ensuring comprehensive safety for your home.
£ 39.99
free delivery
To the offer
Andyssey ZA326 H01 Carbon Monoxide Detector 10 Year Life Sensor and Battery, CO Alarm with Display, Test Button, EN 50291 Standards, 2 Piece
Effective Protection Against Carbon Monoxide (CO): The advanced electrochemical CO sensor detects dangerous carbon monoxide concentrations from 23 ppm to 999 ppm in real time, alerting you with a loud 85 dB alarm.
£ 29.03
free delivery
To the offer
DS-100 Portable Carbon Monoxide Detector for Travel, 140H Standby, CO Detector with Magnetic Back, Rechargeable 3-in-1 CO Monitor with Audible & Visual Alarm for Camping, Hotel, Car & RV - Dark Forest
Carbon Monoxide Detector: The DS-100 is a 3-in-1 portable carbon monoxide detector that can detect carbon monoxide levels from 0 to 1000ppm, it will alert you when the concentration reaches 50 ppm.
£ 35.99
free delivery
To the offer
2Pack Smoke Alarm and Carbon Monoxide Detector, Smoke Alarm and Carbon Monoxide Alarm,CO Detector With Led Display Screen, And 85 Decibel Sound And Light Alarm (WHITE)
Reliable Detection: This carbon monoxide detector employs advanced sensors to accurately detect the presence of the colourless, odourless, and toxic carbon monoxide gas.
£ 27.99
free delivery
To the offer
AEGTEST AGT-2459 Portable Carbon Monoxide Detector, Rechargeable CO Detector, 0~1000PPM with Audible & Visual Alarms, TFT Color Screen for Home/Travel/Industrial and Mobile Operations - Blue
Fast and accurate: AEGTEST AGT-2459 carbon monoxide detector uses a high-precision DDS sensor to detect CO levels from 0 to 1000 PPM.
£ 34.99
free delivery
To the offer
8% discount
Carbon Monoxide Detector,Carbon Monoxide Alarm With LED display, CO Alarms Monitor for Home Safety,Comply with EN50291 Standard (AA Battery NOT Included)
[Carbon Monoxide Alarm] This advanced carbon monoxide detector is equipped with a sensitivity electrochemical sensor to accurately and continuously monitor carbon monoxide levels.
£ 11.99
£ 12.99
To the offer
X-Sense Carbon Monoxide Detector with SBS50 Base Station, XC0C-MR11 | Replaceable Battery Powered, Digital Display, Compatible with X-Sense Home Security App
Instant Alerts & Sharing: Get promptly informed of CO alarms, low-battery, or malfunction warnings; device sharing keeps family and friends informed of the real status of your house All-in-One App Control: Easily control the device in only one app, monitor real-time CO levels, test alarm status, silence alerts, and review historical data for added peace of mind Memory Retention Feature: Retains the memory after the alarm was triggered and when the CO concentration drops below the threshold; informs you of any CO leak threats even if the network is down or without phone One triggered, All Alert: This CO alarm can connect up to 50 devices through the base station; up to 24 devices via wireless connection; devices within the same network are triggered simultaneously Built to Last, Easy to Maintain: Featuring a 10-year electrochemical sensor for long-lasting, accurate monitoring; an additional 5-year battery life reduces maintenance, providing peace of mind
£ 39.99
free delivery
To the offer
BOSEAN Portable 3-in-1 Carbon Monoxide Alarm with 10 Years Sensor Life | 200 Hours Working Time Rechargeble Carbon Monoxide Detector for Travel & Camping, Tent, RV, Home, Kitchen
High quality casing: This carbon monoxide detector adopts a thickened ABS shell (made of brand new raw materials, never using recycled impurities, paying more attention to details and health), matched with a silver metal frame, which is both beautiful and sturdy, and anti drop.
£ 25.99
free delivery
To the offer
6% discount
FireAngel SB1-R Smoke Alarm and FA6813 Carbon Monoxide Detector Set | 1-Pack, Battery Smoke Alarm for Home & Portable Carbon Monoxide Alarm, Caravan CO & Fire Monitor Set
DUAL PROTECTION: This home safety duo offers essential protection against carbon monoxide and fire.
£ 22.99
£ 24.49
To the offer
AEGTEST AGT-2309 Portable Carbon Monoxide Detector, 15-Day Standby, Rechargeable Mini CO Monitor with Lanyard for Travel & Camping, Handheld CO Meter with Audible & Visual Alerts, 0-1000ppm - Gray
AEGTEST
£ 32.99
free delivery
To the offer
Air Quality Meter,Carbon Dioxide Detector | Clear Display Portable Accurate Monitor for Safety Bedroom Testing Monitoring Detection Carbon Dioxide Home Grow Tents
Real-Time Air Monitoring: Conducts multifunctional indoor air tests across CO2, VOCs, and more, enabling real-time quality tracking that supports proactive management of indoor environments
£ 10.77
free delivery
To the offer
Kidde K10SCO Combination Smoke & CO Alarm with Voice Notification
Combine two detectors in one space-saving unit with the Kidde 10SCO Carbon Monoxide and Smoke Alarm Powered by 2 x AA replaceable alkaline batteries (included).
£ 24.24
free delivery
To the offer
Kidde 7DCO 10 Year Life Digital Display Carbon Monoxide Alarm for Home, Holiday, Travel, Caravan, Camping, Boats, with Travel Pouch
Battery powered CO alarm (three replaceable AA batteries included), can be wall mounted or free standing Digital display of current CO readings from 30 parts per million (ppm) Warning "chirp" and digital display message indicates when batteries are low Ideal for taking on holiday or when travelling – travel pouch supplied Ten year alarm sensor life and ten year manufacturer's warranty
£ 24.50
free delivery
To the offer
Mercury Battery-Powered Carbon Monoxide Detector | Clear Visual Display Portable CO2 Alarm & CO Monitor for Home and Caravan Safety Batteries Supplied, 10 Year Working Lifespan
Reliable Carbon Monoxide Detection | Equipped with an advanced electromechanical sensor, this device provides accurate, real-time monitoring of CO levels, alerting you to potential dangers quickly and efficiently Battery-Powered for Versatile Use | This portable, battery-operated design ensures continuous protection even during power outages, making it ideal for homes, motorhomes, and caravans Loud 85dB Alarm for Immediate Alerts | With a powerful 85dB alarm, this detector provides an unmistakable warning sound that’s easily heard, ensuring prompt awareness and swift action User-Friendly LCD Display | The clear LCD screen displays current CO levels, offering reassurance and convenient monitoring of CO levels at a glance Compact and Long-Lasting Design | Lightweight and easy to install, this CO detector lasts up to 10 years, ensuring dependable protection without frequent replacements
£ 21.50
free delivery
To the offer
Kidde Fyrnetics 10LLCO Carbon Monoxide Alarm Detector Sealed In Lithium Battery (10 Year Guarantee)
Kidde Fyrnetics 10LLCO Carbon Monoxide Alarm Detector Sealed In Lithium Battery (10 Year Guarantee)
£ 28.26
free delivery
To the offer
WiFi Smart Carbon Monoxide & Natural Gas Detector, 2 in 1，Plug-in, CO Gas Leak Alarm for Natural Gas, LPG, Methane, Propane & Butane, App Monitoring & LED Display， EN50291 & EN50194 Certified
【 2-IN-1 GAS & CO PROTECTION】 Detects both combustible gases (Natural Gas, LPG, Methane, Propane, Butane) and carbon monoxide in one single device.
£ 32.99
free delivery
To the offer
Heiman Mini carbon monoxide detector 10 year battery, HS1CA | Advanced Figaro Sensor, EN 50291 Certified & RED Dot Design Award, 85dB Loud Alert, Portable carbon monoxide alarm for Home
【Advanced FIGARO Sensor】Equipped with a premium electrochemical sensor, this carbon monoxide detector delivers unparalleled accuracy.
£ 26.99
free delivery
To the offer
YOJOCK Portable 3-in-1 Carbon Monoxide Detector, Rechargeable CO Detector with Temperature & Humidity, 168+ Hours Standby, Loud Audible & Visual Alarm for Home, Travel, RV & Camping (black)
YOJOCK
£ 26.99
free delivery
To the offer
X-Sense Smoke and Carbon Monoxide Alarm with Voice Alerts, XP0A-SR, 1-Pack | with Replaceable Battery
Important Note: The XP0A-SR Combination Smoke and Carbon Monoxide Alarm does not support interconnectivity or app functionality.
£ 25.49
free delivery
To the offer
TopTes Guard-566 Portable Carbon Monoxide Detector, Rechargeable CO Detector with Back Clip, Vibration, Visual & Audible Alarms, 168h Long Standby, Adjustable Alarm Thresholds for Home, Work Use
High Quality CO Sensor and Multi-Mode Alarms: The Guard-566 carbon monoxide detector is equipped with a high precision DDS sensor, which ensures accurate measurements with a response time of only 0.5 seconds.
£ 29.99
free delivery
To the offer
Ruan 10 year life carbon monoxide detector,LCD display and silent test key compliant Passed the EN50291 standard 10 year battery carbon monoxide alarm
【10 year battery】: The carbon monoxide alarm has a 10 year service life.
£ 18.99
free delivery
To the offer
2-Pack ELRO FC5003 Carbon Monoxide Alarm and Detector | 10-Year Sensor Life | CO Alarm with 3 Year Battery replaceable | Complies to EN50291
ADVANCED SAFETY: High quality electrochemical sensor for accurate carbon monoxide detection, ensure your safety
£ 24.00
free delivery
To the offer
Kidde K10LLCO Ten Year Longlife Carbon Monoxide Alarm with Sealed Lithium Battery
Continuous monitoring of Carbon Monoxide (CO).
£ 19.99
free delivery
To the offer
Heiman Carbon Monoxide Detector and Alarm, Carbon Monoxide Alarms for Home with Replaceable Battery, CO Alarm with LCD Digital Display, 10-Year Life Sensor EN 50291 Certified CO Detector 723ESY
State-of-the-art Sensor:The state-of-the- art sensor of this carbon monoxide detector combined with a high quality advanced chipset, which can detect carbon monoxide dangerous levels with fewer false alarms and can be used for 10 years.
£ 22.99
free delivery
To the offer
Carbon Monoxide Detector, Carbon Monoxide Alarm, CO Alarm with Digital Display and Test Button, CO Detector Monitor with Replaceable Battery, Ten Years Alarm Sensor Life, AA Battery Powered Ivory
Wide monitoring range: Carbon monoxide alarm can cover a wide range of areas, ensuring timely detection of abnormalities and issuing alarms when there is a change in carbon monoxide concentration, allowing you to respond promptly and avoid danger.
£ 22.99
free delivery
To the offer
X-Sense Carbon Monoxide Detector with LCD Display and Peak Memory, XC01-R | with 5-Year Replaceable Battery
Flexible Installation: Install this wall-mounted or free-standing alarm easily, and even use it while traveling Accurate and Reliable: Features an advanced Figaro electrochemical CO sensor and a 5-year replaceable battery Instant Warnings: Get an early warning of harmful CO levels via a loud 85-decibel alarm Informative Display: An easy-to-read LCD screen displays real-time CO levels and remembers peak CO levels since the last reset Intuitive Light: A 3-colored LED indicator flashes red, green, or yellow to indicate an alarm, power, or a fault
£ 28.99
free delivery
To the offer
MOES Carbon Monoxide Detector with Temperature & Humidity Display | 85dB Alarm, 2" HD Screen, Manual-Rotate Display, UK Plug, High Precision CO Sensor
MOES
£ 24.29
free delivery
To the offer
2Pack Carbon Monoxide Detector, Carbon Monoxide Alarm Battery Powered With Led Display Screen, And 85 Decibel Sound And Light Alarm(Not included AAA Batteries)
SAFETY FIRST: This carbon monoxide detector provides an audible and visual warning when dangerous levels of the odourless, colourless gas are detected.
£ 13.49
free delivery
To the offer
WOLF SHIELD Carbon Monoxide Detector, 10-Year Sealed Battery, EN 50291-1:2018 Certified, 85dB Siren, Portable CO Alarm for Home, Caravan, Camping & Travel, Black
10-YEAR SEALED BATTERY: This carbon monoxide alarm has a lithium battery sealed for life — no battery swaps, no wiring for a whole decade. Near the end of its life, the alarm sounds a clear end-of-life warning so you know it's time to replace it.
£ 15.99
free delivery
To the offer
TopTes Guard-533 Portable Carbon Monoxide Detector | Visual, Audible & Vibration Alarms, Back Clip Design, 120h Standby, Auto Record Storage, Safety Explosion-Proof
Triple Alarm System: Features comprehensive visual, audible, and vibration alarm notifications to ensure you're immediately alerted to dangerous carbon monoxide levels in any environment, providing multiple sensory warnings for enhanced safety awareness even in noisy conditions or while sleeping Extended Standby Duration: Delivers up to 120 hours of continuous standby operation, allowing for reliable long-term monitoring without frequent battery changes or recharging, making it ideal for extended work shifts, travel, or home protection Convenient Portability Design: Equipped with a practical back clip attachment that allows you to securely fasten the detector to your belt, pocket, or clothing, enabling hands-free operation and easy transport between different locations at home or workplace Automatic Data Recording: Built-in memory function automatically stores detection readings and alarm events, enabling you to review historical CO exposure data and track safety conditions over time for better environmental monitoring and safety management Safety-Enhanced Construction: Features explosion-proof design with robust safety mechanisms to protect against potential hazards, ensuring the detector itself remains safe to use even in challenging environments while continuously monitoring for carbon monoxide presence
£ 28.99
free delivery
To the offer
Smoke Alarm and Carbon Monoxide Detector, Smoke Alarm and CO Alarms Battery Powered with LCD Digital Display and Sound Alarm, EN 50291 CO Monitor for Home Safety
Reliable Detection: This carbon monoxide detector conforms to the EN 50291 standard, ensuring accurate and reliable detection of dangerous CO levels.
£ 17.99
free delivery
To the offer
X-Sense Carbon Monoxide Alarm with LCD Display, 10-Year Product Life, CO03B | Replaceable Battery-Operated CO Alarm Detector with Digital Display
SUPERIOR ALARM PERFORMANCE: Proven performance for sensitive detection of dangerous carbon monoxide (CO) leaks; a powerful 85 dB alarm tone will sound throughout your home and instantly alert those in danger
£ 19.99
free delivery
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Kidde 7DCO Ten Year Life Carbon Monoxide Alarm with Digital Display, AA Battery Powered
Battery powered carbon monoxide detector with 10 year sensor life, backed by a 10 year warranty.
£ 19.98
free delivery
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4 Pack Carbon Monoxide Detectors,CO Detector With LED display,Carbon MonoxideAlarm, Carbon Monoxide Detector, coAlarms Monitor for Home Safety,Disasterprevention supplies(AA Battery NOT Included)
【Accurate Relialbel CO Detector】 Carbon Monoxide alarm, equipped with high accuracy and reliable electrochemical sensor, continuously measure CO concentration in ambient air. 【Easy Installation and Convenient to Use】 No hard wire or electrician, the CO gas monitor is easy to install on wall or ceiling with mounting accessories in just few minutes.
£ 17.99
free delivery
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2 in 1 Carbon Monoxide Detector and Natural Gas Detector | 10 Years Sensor Life Wall-mounted CO Alarm Gas Leak Detector with 2 Real Sensors for Home Kitchen
【24/7 Dual Security Monitoring】This carbon monoxide detector can simultaneously detect carbon monoxide and combustible gases.
£ 17.99
free delivery
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FireAngel Smoke and Carbon Monoxide Alarm 2-Pack - SB1-R Toast Proof Optical Smoke Alarm for Home and FA3313 10-Year Life Carbon Monoxide Detector with Replaceable Batteries - CO and Fire Safety Set
HOME SAFETY SET: This essential 2-pack provides vital protection against carbon monoxide (CO) and fire risks in your home.
£ 26.00
free delivery
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WOLF SHIELD Carbon Monoxide Detector, 10-Year Sealed Battery, EN 50291-1:2018 Certified, 85dB Siren, CO Alarm for Home, Caravan, Camping & Travel, White
10-YEAR SEALED BATTERY: This carbon monoxide alarm has a lithium battery sealed for life — no battery swaps, no wiring for a whole decade. Near the end of its life, the alarm sounds a clear end-of-life warning so you know it's time to replace it.
£ 15.99
free delivery
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Andyssey ZA326 H01 Carbon Monoxide Detector 10 Year Life Sensor and Battery, CO Alarm with Display, Test Button, EN 50291 Standards, 1 Piece
Effective Protection Against Carbon Monoxide (CO): The advanced electrochemical CO sensor detects dangerous carbon monoxide concentrations from 23 ppm to 999 ppm in real time, alerting you with a loud 85 dB alarm.
£ 14.99
free delivery
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Mini Carbon Monoxide Detector, Battery Powered CO monoxide Alarm with LCD Digital Display for Home and Car Safety, CO Monitor Conforms to EN 50291 Standad (1pcs)
Accurate Detection: Our carbon monoxide alarm utilizes an advanced electrochemical sensitivity sensor, to accurately and quickly detect carbon monoxide gas leaks, effectively protecting you against potential hazards while minimizing false alarms.
£ 11.99
free delivery
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FireAngel FA3820-T2 10 Year Sealed Battery Alarm Carbon Monoxide & FireAngel Optical Smoke Alarm with 10 Year Sealed For Life Battery, FA6620-R-T2 - Twin Pack , White
Product 1: Advanced electrochemical sensors detect dangerous levels of Carbon Monoxide ( CO ) in your home and alerts you with a clear, loud alarm Product 1: As well as being calibrated and rigorously tested in-house the alarms have been third party approved through the British Standards Institute (BSI) and are Kitemark certified Product 1: The units have been designed to either be wall mounted or left portable so you can take it on holiday for protection on the go.
£ 70.00
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X-Sense Carbon Monoxide Detector with App Functions, XC0C-MR, 1-Pack | SBS50 Base Station Required, Replaceable Battery Powered, Compatible with the X-Sense Home Security App
Attention: XC0C-MR cannot directly connect to Wi-Fi or the app; only supports connecting to the app via SBS50 base station to use app’s functions Instant Alerts & Sharing: Get promptly informed of CO alarms, low-battery, or malfunction warnings; device sharing keeps family and friends informed of the real status of your house All-in-One App Control: Easily control the device in only one app, monitor real-time CO levels, test alarm status, silence alerts, and review historical data for added peace of mind Memory Retention Feature: Retains the memory after the alarm was triggered and when the CO concentration drops below the threshold; informs you of any CO leak threats even if the network is down or without phone One triggered, All Alert: This CO alarm can connect up to 50 devices through the base station; up to 24 devices via wireless connection; devices within the same network are triggered simultaneously Built to Last, Easy to Maintain: Featuring a 10-year electrochemical sensor for long-lasting, accurate monitoring; an additional 5-year battery life reduces maintenance, providing peace of mind
£ 25.99
free delivery
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UltraFire ULLCO10 10 Year Travel Carbon Monoxide Alarm and Detector | For Homes, Caravans, Boats, Camping, and Holidays | 10 Year Sealed Lithium Battery and Ten Year Warranty (With Strap)
PERFECT FOR TRAVEL: Designed to keep you safe both at home and on the go, the ULLCO10 is Kitemarked to BS EN 50291-1 and 50291-2 making it suitable for use in the home, caravans and boats, and when camping or travelling
£ 22.29
free delivery
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BINTA Portable Carbon Monoxide Detector, 0-1000PPM CO Detector | with Audible and Visual Alarms, LCD Backlit Screen, Ambient Temperature Detection for Home Garage Travel Camping Industrial
CO Detection: The carbon monoxide detector is outfitted with highly sensitive electrochemical sensors, offering a broad detection range from 0 to 1,000 PPM with an ultra-fast response time.
£ 22.19
free delivery
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Carbon Monoxide (CO) Alarm - 10 Year Sealed Battery Gas Alarm - SGS Certified to EN50291 - For Rooms With Fuel Burning Appliance eg Boiler, Heater or Cooker - Firechief FCB10 Model
Electrochemical carbon monoxide sensing technology - CO, heat and smoke alarms for home are essential for fire safety.
£ 21.99
free delivery
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Carbon Monoxide Detectors AA Battery Powerd, AGSMXSYG Carbon Monoxide Alarm with Digital Display, CO Detector Alarms Monitor Battery Operated for Home,RV & Kitchen
Upgraded high-reliability sensor Energy-saving design: A green light flashes once every 30 seconds to indicate normal operation High sensitivity: When the PPM reaches the default value, an alarm sounds and the concentration value is displayed Alarm concentration levels: 30 PPM to 50 PPM – alarm triggered within 60 to 90 minutes; 100 PPM – alarm triggered within 10 to 40 minutes; >200 PPM – alarm triggered within 1 minute.
£ 10.97
free delivery
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LCD Carbon Monoxide Detector with Replaceable Battery | 10 years life,EN50291 certified, CO Alarm with Digital Display,Portable for home & travel with CO Peak Value Memory
10 years protection – The Carbon Monoxide Alarm detector with a reliable 10 years life electrochemical sensor,which provides the best 24/7 protection,even during power outage, and end of life warning let you know when it is time to replace the unit.
£ 16.99
free delivery
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Carbon Monoxide Detector, Battery Operated CO Alarm with Digital LCD Display, Portable Carbon Monoxide Monitor with Audible Warning&Test Button for Home,Office(Not included Batteries)
Advanced Electrochemical Sensor for Accurate Detection:Equipped with a state-of-the-art electrochemical sensor, this carbon monoxide detector provides precise CO level readings.
£ 15.99
free delivery
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ZYTA Smoke Alarms for home, LZ-1901, 1 Pack | 10-Year Life Smoke Detector, 5-Year Replaceable Battery, 85dB Alarm, LED Indicator, TEST Button, EN 14604 Standard
Advanced Optical Detection for Rapid Response - Safeguard your family with the ZYTA smoke alarm for home, featuring advanced photoelectric (optical) sensing technology. It swiftly detects smoke from slow-burning fires, providing reliable protection for homes, offices, flats, caravans, and other living spaces.
£ 13.99
free delivery
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Life Saver Carbon Monoxide Alarm with Amazon Basics Batteries
Life Saver
£ 21.84
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WOLF SHIELD Carbon Monoxide Alarm CO Detector Battery Sealed 10 Year life Portable Mini Carbon Monoxide Monitor with Display Test Silence Button for Home,Campervan and More
Absolute quality and safety: WOLF SHIELD carbon monoxide monitor has EN 50291-1:2018 certificate,British Standard has accepted this as well, and CE certification.
£ 20.49
free delivery
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FireAngel Carbon Monoxide Alarm and Detector - FA3313 10-Year Sensor Life CO Alarm for Home with 1-Year Replaceable Batteries - Travel, Portable Carbon Monoxide Detector - CO Detector - 2-Pack - White
CARBON MONOXIDE ALARMS FOR HOME USE: The advanced electrochemical sensor detects dangerous levels of carbon monoxide (CO) in your home, alerting you with 4 loud chirps (85 dB(A) at 3 metres) and a flashing red ‘CO’ LED light.
£ 35.99
free delivery
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FireAngel FA3820 Portable Carbon Monoxide Detector/Alarm, 10 Year Battery
CARBON MONOXIDE ALARMS FOR HOME USE: The advanced electrochemical sensor detects dangerous levels of carbon monoxide (CO) in your home, alerting you with 4 loud chirps (85 dB(A) at 3 metres) and a flashing red ‘CO’ LED light.
£ 45.00
free delivery
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Heiman Carbon Monoxide Detector and Alarm, CO Detector for Home with Battery Powered, 10 Years Sensor, Portable Carbon Monoxide Alarm Campervan EN 50291 Certified HM-722ES-G
HEIMAN
£ 19.68
£ 20.55
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3-in-1 Carbon Monoxide Detectors,Portable Carbon Monoxide Detector for Travel with Temperature & Humidity Display,Carbon Monoxide Detector Battery powered for Home/RV, Accurate & Easy to Install
Fenary
£ 16.99
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5-in-1 Air Quality Monitor, Carbon Dioxide Air Quality Detector, Air Quality Detector Portable With 1200 MAh Rechargeable
Manillefu
£ 13.83
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Carbon Monoxide Detector with LCD Display, 10 Year Sealed Battery Portable Carbon Monoxide Alarms for Home & Travel, LIORQUE CO Alarm with 3-color Indicator, Test/Silence Button, EN 50291
[Turn On the Unit] - Press and hold TEST button for 3s until red light on, then release it, Red-Green-Yellow lights up in sequence, and screen shows 000-999ppm in sequence then back to 0ppm, done
£ 16.99
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3 Pack Carbon Monoxide Alarms,Carbon Monoxide Detector with PPM Digital Display for Home Safety, CO Detector alarms Replaceable Batteries Powered (Batteries NOT Included)
Fenary
£ 13.59
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FireAngel FA3820 10 Year Sealed Battery Alarm Carbon Monoxide & FireAngel Optical Smoke Alarm with 10 Year Sealed For Life Battery, FA6620-R (ST-622 / ST-620 replacement, new gen) , White
Product 1: Advanced electrochemical sensor detects dangerous levels of Carbon Monoxide ( CO ) in your home and alerts you with a clear, loud alarm Product 1: As well as being calibrated and rigorously tested in-house the alarm has been third party approved through the British Standards Institute (BSI) and is Kitemark certified Product 1: The unit has been designed to either be wall mounted or left portable so you can take it on holiday for protection on the go.
£ 33.98
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X-Sense Carbon Monoxide Detector, 5-Year Replaceable Battery Carbon Monoxide Alarms for Home, Digital LCD Display CO Alarm Detector, Peak Value Memory, XC04-R
10-Year Figaro CO Sensor: This carbon monoxide detector has a built-in advanced Figaro sensor that detects dangerous CO levels more accurately and responds more quickly, with a lifespan of up to 10 years 5-Year Replaceable Battery: The carbon monoxide alarm is built with a replaceable lithium battery to provide 5 years of continuous protection; a low-battery warning tells you when to replace the battery for continued safety Peak CO Concentration Memory: The visual LCD automatically records and saves the peak CO levels, so an co alarm triggered when you are away from home can be confirmed using the recorded peak value Unique Freestanding Design: This carbon monoxide alarm for home stands freely on any smooth desktop, so you do not have to drill holes in the wall; compact size of 5.3 × 2.5 in (135 × 63 mm) does not take up too much space Tri-Color LED Indicator: This X-sense carbon monoxide monitor detector features a 3-colored LED indicator that flashes green, red, or yellow, paired with audible beeps, to indicate power, an co alarm, or a fault
£ 27.35
£ 28.25
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Kidde 2030-DSR Battery Powered Optical Smoke Alarm for Home | 9V Replaceable Battery (Included) | 10 Year Sensor Life and Fully Certified
FIRE SAFETY ESSENTIAL: A necessary addition for all homes to ensure the safety of your family; Make sure you are prepared for a fire emergency before it happens
£ 11.99
free delivery
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We have found a total of 161 carbon monoxide detectors deals for you at amazon, ONBuy UK, B & Q, and other shops. The most popular brands are: Kidde, X-Sense, and FireAngel. Today's offer is X-Sense Wi-Fi Carbon Monoxide Alarm with App Functions, XC0C-iR, 1 Pack | Silence via App, CO Alarm with LCD Digital Display, Replaceable Battery, Compatible with X-Sense Home Security App with 15% discount. The lowest price we found in our deals is £ 10.77 . The highest price in our price comparison is £ 79.99 . Currently, we have selected 32 reliable shops for you to buy carbon monoxide detectors affordably.