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The best carbon monoxide detectors in comparison

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Kidde Carbon Monoxide Alarm - 2 Pack

Kidde

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End-of-life alarm alerts user to replace alarm after a minimum of 7 years protection
Test Reset button to allow regular testing of alarm function
Battery operation 3 x AA alkaline batteries supplied as standard
CE tested and certified

Meross Carbon Monoxide Detector, EN50291, 2 Pack LCD Digital Display, Carbon Monoxide Alarms for Home with Batteries, Silence Function, Free Standing, Loud Alarm

meross

30% off

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9,8

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NEW VERSION - Meross Carbon Monoxide alarm can be wall mounted or free standing. The new model has added the temperature display function, but the purpose is to test the approximate temperature around the alarm. Please do not use it as a reference for indoor temperature
EASY TO USE & LOUD ALARM - Simple to use, test or mute with one button. The digital CO alarm can clearly inform you of the alarm working status through the different colors of the LED indicator (Green normal operation; Red alarm status; Yellow failure). Note that the battery icon on the display does not represent battery power. If you suspect that the battery is low, check the faulty yellow alert.
LONG LIFESPAN & EN50291 QUALITY - 10-Year lifespan of carbon monoxide sensor ensures your long-term purchase. Reassuring product quality and EN50291 for your peace of mind.
BATTERY INCLUDED - CO detector is operated by 2 * 1.5V AA alkaline batteries for 3-year battery life at normal operation. Alkaline batteries are safer than lithium batteries. The battery in carbon monoxide detector needs to be replaced.

Carbon Monoxide Detector Fenary,Carbon Monoxide Alarm Replaceable Battery Operated with LCD Digital Display,CO Alarm Detector Monitor with Test Button for Home(Batteries NOT Included)

Fenary

59% off

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9,5

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CARBON MONOXIDE DETECTOR FOR HOME SAFETY Equipped with an advanced electrochemical sensor, this device accurately detects harmful levels of carbon monoxide (CO) in your home. It alerts you with four loud beeps (85 dB(A) at 3 metres) and a flashing red LED. NEVER IGNORE THIS WARNING.
PORTABLE CARBON MONOXIDE DETECTOR Measuring 95 x 95 x 25 mm, this compact and lightweight device is perfect for on-the-go protection. Its free-standing design makes it ideal for travel, while the integrated mounting bracket and double-sided adhesive tape included screws allow for quick and easy wall installation when needed. Stay protected wherever life takes you!
Sensitive sensing The alarm is usually in standby mode, the backlight and LCD are off, the device flashes green every 30 seconds to indicate that the product is working properly, the digital LCD display shows various real-time carbon monoxide concentrations, ranging from 000 to 999PPM, only when the carbon monoxide concentration is detected, the blue words automatically light up, and the display shows that the concentration exceeds 30ppm; 50ppm, alarm within 60 to 90 minutes; 100ppm, alarm within 3 minutes; 300ppm, alarm within 3 minutes. Note When testing the detector, do not use gas to blow directly into the hole.
Easy Installation This carbon monoxide detector provides continuous monitoring to keep your family safe. It runs on 3pcs AAA batteries (not included) and requires no wiring, so it remains functional even during power outages.When the power drops to 3.5v, the device willissue a low battery warning. The red light will flash but the alarm wil not sound. This is a reminder to replace the batteny.
Carbon Monoxide Alarm Widely Used CO monitor is certified to EN 50291-1 2018 safety certification, reliable quality. It is suitable for all domestic premises, including static and mobile homes, caravans, motor caravans, and boats.

FireAngel Digital Carbon Monoxide Detector with 10-Year Sealed for Life Battery - FA3322 Humidity, Temperature and CO Alarm - Portable Carbon Monoxide Alarms for Home and Travel - CO Detector Monitor

Fireangel

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TEMPERATURE AND HUMIDITY ALERTS The FireAngel carbon monoxide alarm also provides temperature and humidity readings. Warnings will sound if either reach extreme highs or lows, making the device perfect for bedrooms and living spaces.
LIFETIME BATTERY Each digital CO monitor contains a 10-year battery sealed within, offering protection for the lifetime of the device without ever needing to change the batteries.
PORTABLE CARBON MONOXIDE DETECTOR Each device comes with an integrated mounting bracket and screws for an easy-to-fit setup. Measuring 120 x 76 x 31 mm, it s compact enough to travel with, providing on the go holiday protection.
SAFETY ASSURED The FA3322 carbon monoxide monitor has been rigorously tested and is certified to Kitemark standard KM551504. Suitable for domestic premises only.
FIREANGEL HOME PROTECTION In addition to our CO detectors for home use, we offer a wide range of other safety products designed to protect you and your family. Choose from smart and wireless devices, as well as standard fire, smoke, and heat alarms.

£ 33.99

£ 18.99

Scondaor Carbon Monoxide Alarm Detector EN 50291 Certified, CO Alarm Detector with Digital Display, Battery Powered, 10 Year Sensor

Scondaor

28% off

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9,5

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High Valued Alarm Features Automatic self-check function, Alarm concentration record and Test Silence features. False alarm can be silenced by press "Test" button
10-Year Protection and Convinent to Use Powered by 3 replaceable 1.5 V AA batteries (Battery Not included). Low-Battery warning signal to alert users to replace the batteries. End of Life warning signal to alert users to replace the alarm after 10-year operation
Widely Used Compact size and can be easily wall or ceiling mounted and free-standing desktop use. It is suitable for home, travel or camping use

Mini LCD Carbon Monoxide Detector CO Alarm Detector, fit for house, Car,trip，Comply with EN50291

YZIF

58% off

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9,4

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Mni CO Detector The electrochemical gas sensor in this CO detector is very sensitive to any CO leakage to your home detector. Mini Size 6.2CM*2.8CM
LED&Sound The LED indicator flashes red, and the alarm volume is 85 dB to remind all family members when CO is detected.
What included for package 1X CO ALARM, 2Xscrews,1 X english manual ( 2piece AA battery not inlcuded)

Carbon Monoxide Detector with LCD Digital Display, CE Certified CO Alarm with Sealed in 10 Year Battery, Standalone Audible CO Detector for Home,Black,1 Pack

XINDUM

21% off

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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.
Loud Alarm Warning Carbon Monoxide can't be found with human natural senses. You can see real-time CO levels on LCD display. When a dangerous level of carbon monoxide is detected, the red LED will flash and the 85dB audible alarm will alert your families.
Easy Intsalltion The CO alarm can stand freely on the desk, also can be wall mounted with double side tape without drill, or drill to install with screw kits. With the bracket, the CO detector also can be taken down even wall mounted.
Low Battery & End of Life Warning If the battery is low , the CO alarm beeps once every 60 seconds, and the yellow LED indicator flashes once. If the CO detector reaches the end of service life,the carbon monoxide beeps twice every 30 seconds, and Yellow LED indicator flashes twice.

Carbon Monoxide Detector CO Alarm with 10 Year Sealed Battery LCD Digital Display and Sound Warning for Home Office safety EN50291

ZYTA

31% off

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Display Screen and Indicators this carbon monoxide alarms for home provides real-time carbon monoxide levels, which is a great advantage for immediate response.
10-year Battery The carbon monoxide alarm with sealed battery provides long-term security without the need for frequent replacements.
Easy to Use The carbon monoxide detectors is easy to install and operate, making it user-friendly even for those who are not tech-savvy. No wired,It can be easy wall mounted or free standing; you can take it during travel to protect you especially when there has fireplace or smoke
Accurater and Reliable The device's sensitivity to carbon monoxide is commendable, ensuring that even the slightest increase in levels is detected. this gas detectors for home has advanced Figaro electrochemical CO sensor
Effective Notification The CO alarm sound is loud and clear, ensuring that it can be heard from anywhere in the house.

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Google Nest Protect - Smoke Alarm And Carbon Monoxide Detector (Battery)

Google

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9,3

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It tells you what the danger is and where it is. The Split-Spectrum Sensor looks for both fast-and slow-burning fires. It also has a 10 year CO sensor so that it can tell you where poisonous, invisible CO is hiding.
You'll know, from anywhere. Nest Protect can alert your phone when something is wrong at home. You'll receive a message if the alarm goes off, if the batteries start to run low or if a sensor isn't working. And you can silence your Nest Protect using the Nest app
Thoughtful, not annoying. Nest Protect checks itself over 400 times a day and lets you know if something is wrong. It also has Steam Check, so a nice, relaxing shower shouldn't cause your alarm to shout at you. And Pathlight, so it can light your way at night
Easy to install. Nest Protect only takes minutes to set up with your iOS or Android device. Once you've added each of your Nest Protects to your Nest account, they will automatically connect to each other. Nest Protect is also simple to attach to the ceiling, thanks to a neatly designed back plate

£ 94.99

£ 99.99

£ 105.53

£ 114.00

£ 120.00

AS8700A Carbon Monoxide Meter,SMART SENSOR CO Meter,1000ppm CO Analyzer,Digital CO Leak Detector,Handheld Carbon Monoxide Detector

GANERIC

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Function SMART SENSOR Carbon monoxide gas detector is a portable detector for detecting carbon monoxide (CO). Can measure the environment temperature with 2 temperature units ( and )
Wide Measurement Range CO 0 1000PPM, Temperature 0 50 32 122 . Resolution CO 1PPM, Temperature 0.1 0.1
Application Carbon Monoxide meter is widely used in petroleum, chemical, coal, metallurgy, paper, fire, municipal, telecommunications, food, textile and other industries
Clear LCD screen Large LCD digital and character display for easier reading

This ranking is created through algorithmic analysis of millions of products tailored specifically to your search. We aim to find the most suitable product for you based on manufacturer information and price. The ranking reflects our opinion and should serve as a good starting point for your purchase. We would like to point out that we have not tested the products ourselves and link to selected online shops and partners from which we may receive compensation.

You might also be interested in these carbon monoxide detectors.

Kidde 5DCO 10 Year Life Battery Powered Digital Display Carbon Monoxide Alarm

Digital display of CO levels from 30ppm. Detector alarms from 50ppm.

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Carbon Monoxide Detector, KARUOTOP 10-Year Sealed Battery CO Alarm with Digital LCD Display, Battery Powered Carbon Monoxide Alarm for Home, EN 50291 Standard

Dependability & Precision Certified by UKCA and compliant with EN 50291 standard, this reliable CO alarm can precisely measure carbon monoxide levels in ambient air. In the event of a potential hazard, it immediately sounds a loud 85-decibel alarm to warn your family.

~~£ 27.99~~ free shipping

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X-Sense Wireless Interlinked Smoke Alarms and Heat Alarm Scotland Bundle, 1 Heat Alarm & 2 Smoke Alarms, Sealed 10-Year Lithium Battery, EN 14604 Standard and BS 5446 Compliant, Link+ Series, HS21

Comprehensive Protection This kit has one heat alarm and two smoke alarms, providing full coverage and home protection; not triggered by smoke, dust, or cooking vapor, an ideal heat alarm for kitchen

~~£ 59.99~~ free shipping

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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~~

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STATUS Monoxide Alarm, Home Carbon Monoxide Detector including Batteries, SDCMA3XAA1PB4

CARBON MONOXIDE DETECTION Effectively detects carbon monoxide (CO) gas, providing early warning and protection against this silent and deadly threat in the home.

~~£ 13.15~~

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CPVAN Carbon Monoxide Detector Alarm, 3-in-1 CO Detctor 10 Year Sensor Life Replaceable Battery with Digital Display Portable Carbon Monoxide Alarm for Home EN 50291 Standard (CO, Temp and Humidity)

10 Years Sensor Life This carbon monoxide monitor is built electrochemical sensor to deliver high consistency and reliability for double detection and protection. Equipped with replaceable batteries, you can just replace it when the power is low for easy handling. Test your carbon monoxide alarm regularly to ensure it is operational.

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3 Packs Carbon Monoxide Detector - AGSMXSYG Carbon Monoxide Alarms Battery Powered with Digital Display, CO Detectors Alarms Monitor for Home,RV & Kitchen

Wide Range of Applications Carbon monoxide detector is suitable for home, RV, kitchen, bathroom, etc.

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Hispec HSA/BC/10 Lihtium Battery Powered Carbon Monoxide Detector, Electrochemical Sensor, 50ppm Warning, 10 Year Life, UKCA & CE Compliant

10 year sealed lithium battery powered

~~£ 22.95~~ free shipping

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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. It is also equipped with an LED display for easy-to-read values (ppm). When the concentration exceeds a certain level, the alarm sounds and the red light flashes, and a buzzer sounds as a warning. You can quickly and clearly understand the concentration of PPM and take corresponding measures, which can effectively protect your personal and property safety. To ensure complete protection, be sure to place one on every level of your home and inside each bedroom.

~~£ 11.99~~

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Carbon Monoxide Detector,Carbon Monoxide Alarm, CO Detector With LED display (AA Battery NOT Included) UK Patent No.: 6332482

How to Use Carbon Monoxide Alarm Powered by AA batteries, it will automatically turn on after loading the battery and then enter working mode (the screen will immediately turn off, which is a normal phenomenon). When the concentration value is greater than 30ppm, the screen will light up and display the value for you to check the PPM value at any time

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Carbon Monoxide Detector, 10 Years Battery Carbon Monoxide Alarm, CO Alarm with LCD Display and Test/Silence Button Conforms to EN50291 Standard

Easy to Use It can be easy wall mounted or free standing; you can take it during travel to protect you especially when there has fireplace or smoke

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Aico Ei208 Carbon Monoxide Alarm Lithium Battery

Product Type Gas Smoke Fire Alarm

~~£ 21.99~~

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The best carbon monoxide detectors in comparison

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You might also be interested in these carbon monoxide detectors.

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