If you are looking for the best carbon monoxide alarms of top quality, read our detailed reviews on them here before making the purchase decision.
In Hurry? Checkout Our Top Pick Of Best Carbon Monoxide Alarms.
Our Top Pick
9.7/10 our score
Best Carbon Monoxide Alarms
| Rank | Product Name | Score |
|---|---|---|
|
1  |
First Alert CO710A 10-Year Carbon Monoxide Alarm with Temperature & Digital Display |
9. 7 |
|
2  |
Combination Smoke and Carbon Monoxide Alarms Battery Operated with Sound Warning LCD Display |
9. 5 |
|
3 |
Carbon Monoxide Detector, WJZXTEK 2 Pack Digital Display Carbon Monoxide Alarm, Electronic Equipment |
9. 1 |
|
4 |
Carbon Monoxide Detector Gas Detection, WJZXTEK Digital Display Carbon Monoxide Alarm, Electronic Equipment |
8. 8 |
|
5 |
Carbon Monoxide CO Alarm Detector, CUZMAK Digital Display Carbon Monoxide CO Beeps Alarm |
8. 6 |
|
6 |
First Alert CO605A Carbon Monoxide Plug-In Alarm with Battery Backup |
8. 2 |
|
7 |
Combination Smoke and Carbon Monoxide Detector CO Alarm, WJZXTEK Beeps Voice Warning Smoke |
8. 0 |
|
8 |
Combination Smoke and Carbon Monoxide Detector Alarm, Beeps Warning Smoke Co Alarm Clock |
7 .7 |
|
9 |
Kidde KN-COSM-IBA Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup and Voice Warning |
7. 4 |
|
10 |
Kidde 900-0263CO-CA Plug-in Carbon Monoxide Alarm (KN-COB-DP2CA), White |
7. 2 |
1. First Alert CO710A 10-Year Carbon Monoxide Alarm with Temperature & Digital Display
9.7/10 our score
- Multi-function, backlit digital display - view co levels or ambient room temperature
- Peak level feature retrieves the highest concentration of carbon monoxide measured
- Modern, compact design allows easy tabletop or wall mount placement
- Powered by sealed, ten year lithium batteries to provide continuous protection for ten years without battery replacement
2. Combination Smoke and Carbon Monoxide Alarms Battery Operated with Sound Warning LCD Display
9.5/10 our score
- Widely used&installation battery operated installs without an electrician , more easily and quikcly mount on any wall or ceiling with included bracket,screws.used for bedroom,living room ,kitchen room,bathroom,hotel, etc with the risk for fire smoke danger area.
- Light and sound alarm warning: the smoke co monoxide alarms which detects the larger particles of a smoldering fires. when a dangerous level of smoke and carbon monoxide is detected the red led will flash and the alarm pattern will sound 85-decibel alarm to protect your family's life and property safety from smoke or carbon monoxide, loud warning upon detection
- Standarnts and noteco monoxide detector combo standarnt as ul217/2034 . please keep the air fresh for one minute when batteries intalled.
- Alarm standards: the alert time depend the level of carbon monoxide concentration. 50ppm, alert within 60 to 90 minutes, 100ppm, alert within 10 to 40 minutes, 300ppm, alert within 3 minutes.
3. Carbon Monoxide Detector, WJZXTEK 2 Pack Digital Display Carbon Monoxide Alarm, Electronic Equipment
9.1/10 our score
- Ul2034 alarm standard 50ppm, alert within 60 to 90 minutes, 100ppm, alert within 10 to 40 minutes, 300ppm, alert within 3 minutes. note: when you test the detector, please do not use gas blow the hole directly.
- Alarm warning when a dangerous level of carbon monoxide is detected, the red led will flashes and a loud alarm pattern will sound, loud 85 decibel alarm with led flash while in the alarm mode for the life-saving safety.
- Unique design portable and easy installation. precise electro-optical sensor, high consistency and stability, move, or in the same place for that. loud enough and sounds good.
- Energy-saving operated by 3 x 1.5v aa batteries (not included), the alarm sound pattern is 4 beeps every 5seconds for the first 4 minutes. in 4 minutes, it will change to 4 beeps ever minute to save the battery.
- Safety and visible protect the family from carbon monoxide, with 3 digits lcd displayer is optional, 'err' on the lcd to indicate the unit is malfunctioning. 'lb' on the lcs to indicate it low battery and need to replacement. '999ppm' on the lcd to indicate co level over 999ppm. if the co leakage is less than 999p.
4. Carbon Monoxide Detector Gas Detection, WJZXTEK Digital Display Carbon Monoxide Alarm, Electronic Equipment
8.8/10 our score
- Easy installation & widely used: coming with mounting accessories, just drill holes in appropriate positions, and done, used for bedroom, kitchen, living room and any other area.to ensure complete protection make sure to place one on each level of your home and in each bedroom.
- High sensitive & quick responsive: build-in carbon monoxide detector chip and the electrochemical sensor, enough to detect odorless invisible and deadly carbon monoxide in the air, quick reaction to save your life in the first time when fire hazard occurs.
- Energy saving: 3 * 1.5v aa battery powered co detector (not included), low current consumption, ultra-long standy time. note: pls test the detector first, and do not use gas blow the hole directly when you test it.
- Alarm standard: 50ppm, alert within 60 to 90 minutes, 100ppm, alert within 10 to 40 minutes, 300ppm, alert within 3 minutes. note: when you test the detector, please do not use gas blow the hole directly.
- Alarm warning: when a dangerous level of carbon monoxide is detected the red led will flashes and a loud alarm pattern will sound--loud 85 decibel alarm with led flash.
5. Carbon Monoxide CO Alarm Detector, CUZMAK Digital Display Carbon Monoxide CO Beeps Alarm
8.6/10 our score
- Alarm warningwhen a dangerous level of carbon monoxide is detected the red led will flashes and a loud alarm pattern will sound--loud 85 decibel alarm with led flash.
- Safety and visible carbon monoxide alarm detector with 3 digits lcd displayer is optional,'err' on the lcd to indicate the unit is malfunctioning. 'lb' on the lcs to indicate it low battery and need to replacement. '999ppm' on the lcd to indicate co level over 999ppm and loud 85 decibel alarm with led flash while in the alarm mode for the life-saving safety, protect ...
- High sensitive & quick responsivebuild-in carbon monoxide detector chip and the electrochemical sensor, enough to detect odorless invisible and deadly carbon monoxide in the air, quick reaction to save your life in the first time when fire hazard occurs. note: in normal condition, lcd is not lit for saving energy (enter the standby state, and still keep detecting/...
- Energy saving3 * 1.5v aa battery powered co detector (battery not included), low current consumption, ultra-long standy time. 12 months worry-free product guarantee, please contact seller first once you have any questions.
- Easy installation and widely usedsimple to use, dimensions: 4 * 4 * 1.5 inch. co detector coming with mounting accessories, just drill holes in appropriate positions, and done, used for bedroom, kitchen, living room and any other area with a risk of fire danger can be installed a smoke detector and co alarm.
6. First Alert CO605A Carbon Monoxide Plug-In Alarm with Battery Backup
8.2/10 our score
- Electrochemical co sensorthe first alert carbon monoxide plug-in alarm
- Plug & protect, alarm plugs into any standard 120v ac outlet with no additional mounting
- Ez access battery door, front-open compartment allows easy battery change without dismounting alarm
- Mute button silences unnecessary alarms. it also tests the alarm's function with same button
7. Combination Smoke and Carbon Monoxide Detector CO Alarm, WJZXTEK Beeps Voice Warning Smoke
8/10 our score
- Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85db siren provides a clear, loud warning upon detection
- Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire
- Simple to use, a single button tests the unit or silences the alarm. low battery signal mute, quiets low battery signal for up to 8 hours. pls kindly test before use, and pls feel free to contact us if you have any problem, we will provide 24 hour worry free warranty to make you happy.
- Keep your family safe with this battery operated smoke and carbon monoxide alarm, battery powered alarms provide continuous monitoring of co levels, even if there's a power failure
- Battery-operated unit installs quickly and easily without an electrician,can connect to other compatible detectors, to ensure all alarms will sound when threat is detected
8. Combination Smoke and Carbon Monoxide Detector Alarm, Beeps Warning Smoke Co Alarm Clock
7.7/10 our score
- Dimensions: 4 * 4 * 1.5 inch. simple to use, note: when installation please follow the circular arrow direction that marked on the product for rotating the mounting base/bracket: press down and twist, do not install it in kitchens/garages/furnace room/bathrooms. a single button tests the unit or silences the alarm. low battery signal mute, quiets low battery signal for...
- Keep your family safe with this battery operated smoke and carbon monoxide alarm, battery powered alarms provide continuous monitoring of co and smoke levels, even if there's a power failure. features an electrochemical sensing technology and a photoelectric sensor that detects the larger particles of a smoldering fire. please thoroughly read product description and th...
- Test this alarm first, how to test it(3 steps): 1. install the batteries in clean air, then press the test button for five seconds to test the unit electronics, beeps will sound if it's normal, 2. leave it in clean air for one minute, 3. put it into a sealed bag, spray some smoke or co gas into the bag and seal it. waiting for about one minute, the alarm will go off if...
- Indicator lights on the face of the unit display the presence of smoke and carbon monoxide, while an 85db beeps siren provides a clear, loud warning upon detection
- 2 * aa battery-operated unit installs quickly and easily without an electrician, can connect to other compatible detectors, to ensure all alarms will sound when threat is detected(battery not included)
9. Kidde KN-COSM-IBA Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup and Voice Warning
7.4/10 our score
- Talking alarm announces the hazard type detected, helping to speed up reaction time
- Battery safeguard ensures the unit cannot be accidentally mounted without batteries
- Combined carbon monoxide and smoke alarm, a single unit can be installed where previously two were needed
- 120v ac, all kidde brand hard wired smoke alarms are interconnectable with the kn-cosm-iba
- Test-reset button tests alarm circuitry and triggers the voice announcement
- Meets safety standards set by underwriters laboratories (ul) and interconnects with other kn-cosm-iba models
10. Kidde 900-0263CO-CA Plug-in Carbon Monoxide Alarm (KN-COB-DP2CA), White
7.2/10 our score
- Ac plug-in operated easy to install just plug into an ac wall outlet
- Test/reset button tests the unit for proper operation. resets the carbon monoxide alarm.
- Aa battery backup provides continuous protection in case of a power failure.
- Csa listed
- Tamper resist feature if activated, unit goes into constant alarm mode if it has been unplugged or has come loose from the outlet.