10 Best Carbon Monoxide And Smoke Alarms For Home in The UK

Last updated on 25/04/2025
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1
9.8
Exceptional
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XINDUM Wireless Interlinked Smoke alarms for Home, Heat Alarm,Carbon Monoxide Detector Bundle with Remote Control, 10 Year Battery Life,Scotland and England Law Compliant,6 PACK
XINDUM
XINDUM Wireless Interlinked Smoke alarms for Home, Heat Alarm,Carbon Monoxide Detector Bundle with Remote Control, 10 Year Battery Life,Scotland and England Law Compliant,6 PACK
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Why We Love It
  • Complete home protection bundle.
  • Wireless interlinked smoke alarms.
  • 10-year battery life.
Main Highlights
  • Complete Home Protection Bundle: Includes 3 x Smoke Alarms, 1 x Heat Alarm, 1 x Carbon Monoxide Alarm,1 x Remote Controller.(This bundle is "pre-linked" when it leaves the factory.Just turn it on and test )
  • Wireless Interlinked Smoke Alarms: : All alarms are wirelessly connected to each other. If one alarm is triggered - all the alarms will sound together. This ensures that all areas of your home are protected and an 85dB alarm sounds to alert all occupants
  • 10-Year Battery Life: The Alarms are equipped with sealed in Lithium battery which can support the alarms for 10 years in standby status. No wiring and sockets required. It can be placed anywhere you want.
  • Test/Silent mode: Once the smoke alarm detect smoke and goes off, you can silence the alarm for 10 minutes by pressing the power button (in the middle of the cover) once. The detector will return to normal mode after 10 minutes. Maximum number of links: 30 pieces per group. Linkable distance: within 100m outdoors.
  • Meets Regulatory Standards: CO alarm: Comply with EN 50291 standard, Smoke alarms: Comply with EN14604 standard. CE Certified, equipped with high accuracy and reliable electrochemical or photoelectric sensor, continuously provide protection for your families and property.
9.8
Exceptional
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2
9.7
Exceptional
Save 24%
XINDUM Wireless Interlinked Smoke Alarms for Home, Heat Detector, Carbon Monoxide Detector with LCD Digital Display, Remote Controller, Fire Alarms with 10 Year Battery, Fire Detectors Bundle for Home
XINDUM
XINDUM Wireless Interlinked Smoke Alarms for Home, Heat Detector, Carbon Monoxide Detector with LCD Digital Display, Remote Controller, Fire Alarms with 10 Year Battery, Fire Detectors Bundle for Home
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Why We Love It
  • Interlinked alarms ensure immediate alert.
  • Conforms to safety standards reliably.
  • Long-lasting battery ensures constant protection.
Main Highlights
  • 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. You and your families can get the alarm at first time and take effective actions to put out the fire or escape from dangous place.
  • Fast Responsible and Relialbel Smoke Alarms: CO alarm: Comply with EN 50291 standard, Smoke alarms: Comply with EN14604 standard. CE Certified, equipped with high accuracy and reliable electrochemical or photoelectric sensor, continuously provide protection for your families and property.
  • 10 Year Battery Operated: The Alarms are equipped with sealed in Lithium battery which can support the alarms for 10 years in standby status. No wiring and sockets required. It can be placed anywhere you want.
  • Easy Intsalltion: Easy Installation: There are screw kits and double-sided tape come with interlinked smoke detector. Drill or non-drill as you want. Select the better way to install the fire detector by the places mounted. We recomend to install with screw kits. Solid and once and for all.The CO alarm can stand freely on the desk.
  • Low Battery & End of Life Warning: If the battery is low or the , the alarms beeps once every 60 seconds, and the 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.
9.7
Exceptional
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3
9.6
Superb
Save 10%
Wireless Interlinked Smoke,Heat and Carbon Monoxide Alarm Kit,Pre-linked,Compliant with Scotland & England Law, Remote Slience Function(3 Smoke + 1 CO + 1 Heat)
WISUALARM
Wireless Interlinked Smoke,Heat and Carbon Monoxide Alarm Kit,Pre-linked,Compliant with Scotland & England Law, Remote Slience Function(3 Smoke + 1 CO + 1 Heat)
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Why We Love It
  • Easy installation requiring no setup.
  • Expandable, custom security system.
  • Reliable, long-lasting battery life.
Main Highlights
  • Convenient Pre-Linked Bundle: Our bundle is pre-linked for easy installation – no setup required. Just power on, test, and place the alarms around your home.
  • Wireless Interlinked Alarms: All alarms are wirelessly interconnected. If one alarm sounds, ALL alarms will sound together, ensuring comprehensive protection for your home.
  • Expandable System: Easily add additional alarms to the bundle. Connect up to 24 alarms for a customized and enhanced security setup.
  • Compliance with Regulations: Our alarms are 100% compliant with Scottish, English, meeting the highest safety standards, including BS EN14604:2005, BS 5446-2:2003, EN 50291-1.
  • 10 Years Battery Life: Built-in, tamper-proof 10-year lithium batteries in smoke alarms and heat alarm ensure continuous protection without the need for frequent battery changes.
  • Reliable Performance and Expanded Coverage: Our interconnected system provides a stable wireless performance and coverage range of up to 100m, outperforming competitors.
  • Accurate Detection for Ultimate Protection: Our smoke alarms use advanced split-spectrum chamber technology, while the heat alarms and CO alarms feature ultra-sensitive sensors for instant and accurate detection.
  • Easy Installation: With adhesive pads and screws included, installation is quick and hassle-free. No special tools or electrician required.
  • 5 Years Warranty: Except the long term friendly, UK based after service warranty, online service are waiting to assist you with the set up and installation of your alarm system.
9.6
Superb
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4
9.4
Superb
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
AEGISLINK
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
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Why We Love It
  • Informative LCD for safety monitoring.
  • Long-lasting sensors ensure reliability.
  • Loud alarm for deep sleepers.
Main Highlights
  • 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
9.4
Superb
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5
9.4
Superb
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X-Sense Combination Smoke and Carbon Monoxide Alarm with LCD Display & 10-Year Battery, Smoke Alarm for Home Compliant with EN 14604 and EN 50291 Standards, SC07
X-Sense
X-Sense Combination Smoke and Carbon Monoxide Alarm with LCD Display & 10-Year Battery, Smoke Alarm for Home Compliant with EN 14604 and EN 50291 Standards, SC07
11% OffFree Shipping
Why We Love It
  • Ultimate protection from deadly threats.
  • Continuous power for a decade.
  • Accurate, reliable threat detection.
Main Highlights
  • 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
9.4
Superb
Save 11%
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6
9.3
Superb
FireAngel Combination Smoke and Carbon Monoxide Alarm for Home - SCB10-R, 10 Year Life, Dual Carbon Monoxide Detector and Smoke Alarm with Test and Hush Button - Combined CO and Fire Alarm - White
Fireangel
FireAngel Combination Smoke and Carbon Monoxide Alarm for Home - SCB10-R, 10 Year Life, Dual Carbon Monoxide Detector and Smoke Alarm with Test and Hush Button - Combined CO and Fire Alarm - White
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Why We Love It
  • Quick detection of all dangers.
  • Audible warnings for safety.
  • Certified, long-life span product.
Main Highlights
  • 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.
  • 10 YEAR BATTERY: Each 2 in 1 carbon monoxide and smoke alarm for home use comes with a 10 year sealed battery that lasts the alarm's lifetime. When the device needs replacing, it will ‘chirp’ twice and the amber LED will flash twice every 40 seconds.
  • ADVANCED DETECTION: The advanced optical sensing technology reduces nuisance smoke alarms by 'seeing' thick white smoke as it enters the alarm, while the advanced electrochemical CO sensing technology provides improved CO detection.
  • DISTINCT ALARM SOUNDS: The dual smoke and carbon monoxide alarm features clear visual indicators and separate alerts for each hazard, allowing you to easily identify the specific danger when the alarm sounds
  • POSITIONING: Suitable for the landing, hallway, bedroom, living room and dining room; aim to position the combined smoke alarm and carbon monoxide detector as close to the sleeping area as possible on the wall or ceiling.
  • SAFETY ASSURED: The SCB10-R FireAngel smoke alarm and CO monitor is Kitemark certified, and third-party approved by the British Standards Institute (BSI) to EN 14604:2005+AC:2008 EN 50291-1:2018. It includes a 3-year warranty.
  • FIREANGEL HOME SAFETY: In addition to our combination CO and smoke alarms for the home, we offer a wide range of other safety products designed to protect you and your family. Choose from smart devices, as well as standard smoke and heat alarms.
9.3
Superb
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7
9.1
Superb
Kidde 10SCO Combination 10 Year Life Carbon Monoxide and Smoke Alarm (1)
Safelincs
Kidde 10SCO Combination 10 Year Life Carbon Monoxide and Smoke Alarm (1)
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Why We Love It
  • Space-saving with dual alarm feature.
  • Clear voice warnings provided.
  • Long-lasting with manufacturer's warranty.
Main Highlights
  • Two alarms in one unit for space saving and convenience.
  • Different voice warnings for smoke and CO with loud 85dB alarm noise.
  • Kitemarked and CE marked. 10 year sensor life and manufacturer’s warranty.
  • 2 x AA alkaline battery included, must be replaced every 1 -2 years.
  • Supplied with fixings: 2 x screws and 2 x rawl plugs.
9.1
Superb
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8
8.9
Excellent
Meross Carbon Monoxide Detector, Dual Sensor Smoke and Carbon Monoxide Alarm, Smoke Alarm for Home with Test/Silence Button, 10-Year Battery Smoke Alarm, 85dB Fire Alarm, EN 14604 & EN 50291 Standard
meross
Meross Carbon Monoxide Detector, Dual Sensor Smoke and Carbon Monoxide Alarm, Smoke Alarm for Home with Test/Silence Button, 10-Year Battery Smoke Alarm, 85dB Fire Alarm, EN 14604 & EN 50291 Standard
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Why We Love It
  • Dual sensor for safety.
  • Long-lasting 10-year battery.
  • Easy installation and usage.
Main Highlights
  • 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.
  • 10-Year Service Life: The smoke alarm and carbon monoxide detector contains one built-in 3V CR123A battery (not removable) that can last 10 years. You can avoid the trouble of replacing the battery, and it ensures your carbon monoxide alarm is always ready to protect.
  • User-Friendly Design: The light and simple white round design ensures the carbon monoxide detector blends seamlessly into your home. The carbon monoxide and smoke detector includes a test/silence button (please press the test button monthly to confirm the working status of the smoke alarm). The fire alarm sound is over 85dB at 3 metres and sounds throughout your home; press the test button to silence.
  • High-Tech: This carbon monoxide and smoke detector has an inbuilt smart chipset. The carbon monoxide alarm is automatically activated when it is attached to the bracket. The LED light is normally green and turns red in an emergency. The smoke alarm for home complies with EN 14604 and EN 50291 standards to ensure reliable quality.
  • Easy Installation: The battery-operated smoke detector (not wired) can be installed by yourself in 5 minutes without the need for an electrician. The CO alarm is easy to mount on any wall or ceiling with the included screws. Note: Carbon monoxide is lighter than air, so it is recommended to install it at a distance of 30 cm from the ceiling.
8.9
Excellent
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9
8.8
Excellent
Save 29%
X-Sense Wi-Fi Smoke and Carbon Monoxide Alarm with Replaceable Battery, Smart Combination Detector Compatible with X-Sense Home Security App, SC06-WX, 1-Pack
X-Sense
X-Sense Wi-Fi Smoke and Carbon Monoxide Alarm with Replaceable Battery, Smart Combination Detector Compatible with X-Sense Home Security App, SC06-WX, 1-Pack
29% OffFree Shipping
Why We Love It
  • 2-in-1 protection and CO sensors.
  • Wi-Fi connection, control remotely.
  • Receive alerts anywhere, anytime.
Main Highlights
  • 2-in-1 Protection: Keep your home safe from both fires and carbon monoxide with a single alarm featuring both photoelectric and electrochemical CO sensors; these sensors operate independently to instantly alert you to hazardous smoke or CO levels, making it simple to protect your family from two deadly threats at once
  • Wi-Fi Connection: Manage this battery-operated smoke and CO alarm directly via the X-Sense Home Security app over 2.4 GHz Wi-Fi, with no base station needed
  • Tap in the App to Silence: Use the app to instantly silence the alarm without the hassle of trying to reach the test/silence button on the smart combination detector
  • Get Alerts Anywhere: Monitor your home remotely and receive immediate app notifications in the case of alarms, low battery, faults or more, giving you extra confidence when you leave the house
  • Device Sharing: Share your smoke and CO detector with up to 12 other users through the X-Sense Home Security app so family, friends and neighbors can get alerts too
  • Precautionary CO Alert: Get an early warning if CO levels exceed 100 ppm, allowing you to take action before a critical situation occurs
8.8
Excellent
Save 29%
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10
8.7
Excellent
Save 3%
3Pack 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
Yezala
3Pack 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
3% OffFree Shipping
Why We Love It
  • Reliable and accurate detection.
  • Real-time monitoring of CO levels.
  • Loud alarm for safety alerts.
Main Highlights
  • Reliable Detection: This carbon monoxide detector conforms to the EN 50291 standard, ensuring accurate and reliable detection of dangerous CO levels.
  • Digital Display: The LCD digital monitor displays real-time CO levels, allowing you to monitor the air quality in your home or office.
  • Audible Alarm: In case of elevated CO levels, the detector emits a loud audible alarm to alert you and your family, ensuring your safety.
  • Easy Installation: With a straightforward setup process, this CO detector can be easily installed in any room or area where potential CO leaks may occur.
  • Compact Design: Featuring a sleek and compact design, this CO detector blends seamlessly into any interior décor without compromising on functionality.
8.7
Excellent
Save 3%
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