Top 10 Life Saver Carbon Monoxide Alarm UK – Carbon Monoxide Detectors

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Kidde Lifesaver Carbon Monoxide Alarm 5CO Twin Pack

LIFESAVER - 115g. Power supply - 3 x AA batteries as supplied. Test/reset button to allow regular testing of alarm function. Dimensions - 126 x 72 x 35mm. Warranty - 7 years. Approvals - bsi certified to en50291-1:2010 Ce tested and certified.
Height7.2 cm (2.83 Inches)
Length12.6 cm (4.96 Inches)
Weight0.11 kg (0.25 Pounds)
Width3.5 cm (1.38 Inches)
Part Number5CO
ModelK5CO / 5CO / 5COLSB
WarrantyManufacturers 7 year warranty from date of purchase.

2. iXium®

Kidde 5COLSB Carbon Monoxide Alarm Detector Battery Operated Long Life Electrochemical Sensor with Test and Reset BSI and CE Certified 7 Year Guarantee

iXium® - Electrochemical Sensor. Bsi and ce Certified. Continuous Monitoring. Battery Operated Included. Multi-function LED's.
Weight0.11 kg (0.25 Pounds)
Part Number5055633351659


Ten Year Alarm Sensor Life, AA Battery Powered Replaceable, Kidde 5CO Carbon Monoxide Alarm

KIDDE - Can be wall mounted or free standing - ideal for taking on holiday or when travelling. Continuous monitoring for CO with a loud alarm on detection. Replaces older Life Saver model. 7 year warranty, 10 year alarm life, Kitemarked and CE Marked. Battery operated 2 replaceable AA batteries supplied.
Height7.2 cm (2.83 Inches)
Length12.6 cm (4.96 Inches)
Weight0.11 kg (0.25 Pounds)
Width3.5 cm (1.38 Inches)
Part Number5CO
Warranty7 year manufacturer's warranty.

4. Safelincs

Kidde 5DCO 10 Year Life Digital Display Carbon Monoxide Alarm 1

Safelincs - Ce and ukCA marked. Dimensions = 127mm x 73mm x 39mm. Kitemarked to bs en 50291-1 domestic use. Compact, slimline case. Digital display of cO levels from 30ppm. Please note that due to the replaceable batteries used in this alarm it is NOT a type that is permitted for use in Scottish homes from February 2022. Weight = 170g. Powered by two replaceable aa batteries supplied. Warning "chirp" and digital display message indicates when batteries are low. Detector alarms from 50ppm. 10 year sensor lifespan.
Height7.3 cm (2.87 Inches)
Length3.9 cm (1.54 Inches)
Weight0.17 kg (0.37 Pounds)
Width12.7 cm (5 Inches)
Part NumberDE-SLTJS-1229-923

5. Kidde

Kidde 7DCO Ten Year Life Carbon Monoxide Alarm with Digital Display, AA Battery Powered

Kidde - Displays co levels from 11ppm, detector alarms from 50ppm. Certified for use on caravans and boats. 2 x replaceable AA alkaline batteries included. Weight: 165g.

Digital display of co readings. Please note: the packaging may state "excludes batteries" but this is regarding the warranty period; the 7DCO is supplied with suitable batteries. Test/reset button and digital display to allow simple verification of alarm operation. Ce marked and ukca marked. Dimensions hxwxd: 72 x 119 x 39mm. Battery powered carbon monoxide detector with 10 year sensor life, backed by a 10 year warranty. End of life warning signal alerts you when the alarm needs replacing. Kitemarked to bs en 50291-1 domestic use BS EN 50291-2 camping, caravanning and boats. Can be used free-standing or wall-mounted.
Part Number7CO
Warranty10 year warranty.


EN 50291, Carbon Monoxide Alarms for Home Safety, Works on SM11R Models. 1 Pack, CO Alarm with Digital Display, CPVAN Interlinked Carbon Monoxide Detector with 10 Year Battery Life

CPVAN - 10 year sealed battery the carbon monoxide alarm is built in a cr17505 lithium battery with a capacity of 2800mAh and low consumption, enabling an incredible lifetime of 10 years with maximum reliability; spares you the hassle of frequent battery changes and provides uninterrupted 24/7 protection, even during power outages.

The carbon monoxide detector will notify you immediately when the concentration reaches a certain level, minimizing false alarms. Life saver a loud 85 decibel alarm and flashing red LED effectively provide an immediate alert signal when dangerous levels of carbon monoxide gas are detected. Extend your system the carbon monoxide detector can be linked and used with any of the other ‘CPVAN SM11R Alarms’ range of interlinked alarms. Totally meet the england regs since oct 1st, 2022, with BS 5446-2:2003 & EN 50291-1 standards.

The alarm time depends on the level of carbon monoxide concentration and the display screen of the carbon monoxide alarm accurately measures the concentration of carbon monoxide and its concentration data. Totally compatible with CPVAN interlinked smoke and heat alarm bundle which meet Scottish regs. The display will tell you not only if carbon monoxide is leaking but at what rate. Every home with wood, gas or oil burning fires should have one. Safety certification compliance with en 50291 standard and ce marked. Detector alarms from 50 ppm.
Height2.7 cm (1.06 Inches)
Length12.1 cm (4.76 Inches)
Width7.9 cm (3.11 Inches)
Part NumberCO11R

7. Kidde

Kidde 10LLCO Ten Year Life Carbon Monoxide Alarm with Sealed Longlife Battery

Kidde - Non-replaceable, sealed-in Lithium battery. Unique water-based CO electrochemical sensor. Alarm memory. Warning! this co alarm is not a substitute for a smoke or fire alarm. Co quick-Test feature. Interrogation feature.
Height0 cm (0 Inches)
Length0 cm (0 Inches)
Weight0.14 kg (0.31 Pounds)
Width0 cm (0 Inches)
Part NumberKID10LLCO
Warranty10 year warranty.

8. Kidde

Kidde 10LLDCO Ten Year Life Carbon Monoxide Alarm Digital Display with Sealed Longlife Battery

Kidde - 10 year sealed battery. 10 year manufacturer's warranty. Digital display that shows current CO levels from 10 ppm.
Height4 cm (1.57 Inches)
Length11 cm (4.33 Inches)
Weight0.16 kg (0.35 Pounds)
Width7 cm (2.76 Inches)
Part Number10LLDCO
Warranty10 year warraty.

9. Kidde

AA Battery Powered, Kidde 7CO Ten Year Life Carbon Monoxide Alarm

Kidde - End of life warning alerts user to replace alarm after 10 years protection. Battery operated – 2 x AA alkaline batteries supplied as standard. Green, amber and red LED’s indicate alarm status. Tested and approved for use in boats and caravans. Test and reset button to enable regular testing of alarm function. Continuous monitoring of carbon monoxide.
Height7.2 cm (2.83 Inches)
Length11.9 cm (4.69 Inches)
Width3.9 cm (1.54 Inches)
WarrantyTen year manufacturer's warranty.

10. meross

Hotel, Meross Carbon Monoxide Detector/Alarm, Bedroom, 7-Year Fire Safety for House, LCD Digital Display CO Alarm with 2 AA BatteriesInclude and Silence Function

meross - The new model has added the temperature display function, but the purpose is to test the approximate temperature around the alarm. Note that the battery icon on the display does not represent battery power. The battery in carbon monoxide detector needs to be replaced.

Lcd digital display & high sensitivityclearly displays the battery life and the real-time harmful gas - co levels taken from the surrounding; The CO detector can respond to various CO threshold levels, with the detecting level range: 20-999PPM. If you suspect that the battery is low, check the faulty yellow alert. Long lifespan & en50291 quality10-year lifespan of carbon monoxide sensor ensures your long-term purchase. 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.

Reassuring product quality and EN50291 for your peace of mind. Co detector loud 85 db alarm at 3 feet to ensure the safety of you and family. Please do not use it as a reference for indoor temperature!. Energy savingco detector is operated by 2 * 1. 5v aa alkaline batteries for 3-year battery life at normal operation. New versionmeross carbon monoxide alarm can be wall mounted or free standing.
Height4 cm (1.57 Inches)
Length12 cm (4.72 Inches)
Weight0.15 kg (0.33 Pounds)
Width8 cm (3.15 Inches)
Part NumberGS828
Warranty2 year warranty.