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The best carbon monoxide detectors in comparison

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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

TOPTES

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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. It is a must-have tool for homeowners, drivers, campers, DIY-ers, tourists, etc
What You Get You will receive 1x CT-300 Carbon Monoxide Detector, 1x Protective Case, 3x AAA Batteries, 1x User Manual. We also provide a 36-month after-sale service and lifetime technical support. Please feel free to contact us if you have any questions or concerns
Visual & Audible Alarm The travel CO detector uses both visual and audible alarms. When the concentration of CO reaches the alarm threshold, the screen changes color and emits an urgent alarm sound to alert you of the presence of CO gas in your surroundings, allowing you to promptly detect the danger, protect yourself
User-Friendly Functions With high-quality ABS+PC material and anti-slip edge texture, CT-300 is durable and portable; It can be used for 40 hours with new batteries; Low-power indicator will remind you of time to change batteries; It will automatically switch off when not in operation or when no gas is detected within 10 minutes to save power; Backlit screen for easy viewing, adaptable to dim environments

Kidde Carbon Monoxide Alarm - 2 Pack

Kidde

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9,8

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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

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

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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.

Recommendation

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

Google

17% off

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9,6

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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

£ 90.00

£ 105.53

£ 114.00

£ 120.00

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

KARUOTOP

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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.
Flexible Installation This carbon monoxide alarm features a versatile free-standing design, making it easy to place on a tabletop or mount on a wall. Its portability also allows you to take it with you while traveling, ensuring your safety wherever you go.
Intuitive LED Indicators The CO alarm is equipped with 3 LED indicators that provide clear information about its working status a green LED flashes once every 60 seconds to indicate normal operation, a red LED indicates an alarm condition, and a yellow LED indicates a failure.

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

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

AGSMXSYG

38% off

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Wide Range of Applications Carbon monoxide detector is suitable for home, RV, kitchen, bathroom, etc.
Alarm Concentration Levels 30PPM to 50PPM - Alarm in 60 to 90 minutes; 100PPM - Alarm in 10 to 40 minutes; 200PPM - Alarm in 1 minute.
Intelligent Recognition Detection When the dangerous level is reached, the red LED light will flash, displaying PPM and emitting an 85dB alarm sound.

X-Sense Carbon Monoxide Alarm Detector 10-Year Life, Replaceable Battery Operated CO Alarm Detector with Digital Display, Conforms to EN 50291 Standard, CO03D

X-Sense

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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)
10-YEAR 24 7 PROTECTION Powered by 3 replaceable 1.5 V AA batteries, and with a sensor life of 10 years, this CO alarm provides the best 24 7 protection, even during power outages; a low battery alert informs you when the batteries need to be changed, and an end-of-life warning lets you know when it s time to replace the unit
FLEXIBLE & EASY INSTALLATION No need to worry about wires or wall outlets, as our battery-operated CO alarm is provided with screws and anchor plugs, so it installs quickly and easily anywhere you want
LARGE LCD DISPLAY & HIGH SENSITIVITY Clearly displays the battery life and the real-time CO levels taken from the surrounding air, with an updated measurement taken every 10 seconds; responds to various CO threshold levels, with the lowest alarm threshold at 30 PPM, ensuring your ultimate CO protection
ATTENTION ONLY detects carbon monoxide (CO), NOT carbon dioxide (CO2)

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

meross

16% off

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9,5

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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.

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

Scondaor

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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

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.

Carbon Monoxide Detector, 10 Years Sealed Battery, Carbon Monoxie Alarm, With Temperature and Humidity Detection and LCD Display, Carbon Monoxide Alarms for Home

Suitable for Caravans This CO alarm has been tested and conforms to EU EN50291-2, which is suitable to use in RV.

~~£ 29.99~~ free shipping

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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). Can measure the environment temperature with 2 temperature units ( and )

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Aico Ei208 Carbon Monoxide Alarm Lithium Battery

Product Type Gas Smoke Fire Alarm

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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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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.

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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) (01-white)

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.n Monoxide Detector

~~£ 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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Smoke & Carbon Monoxide Alarm with Digital LCD Display, AEGISLINK Combination Smoke and CO Alarm Detector with 10-Year Lifespan & Replaceable Battery and Test/Silence Button, SC200

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

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Firehawk SML CO7B-10Y, White

Versatile mounting system

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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, 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. The detector meets strict safety and performance standards and is EN50291 certified, ensuring your peace of mind and safety.

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The best carbon monoxide detectors in comparison

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