Top 10 Best Carbon Monoxide Detector Our Picks 2020

Getting the right one in a market with various options is a time-consuming task. That’s why we examined brands to come up with this list of the Best carbon monoxide detector. Having undergone thorough testing, we hope that you’re going to find one of them impressive.

We spent around 41 hours just find the Best carbon monoxide detector for you and based on the complete research we have selected that Kidde Carbon Monoxide Detector Alarm |Battery Operated | Model # KN-COB-LP2 9CO5-LP2 is the suitable for you. which comes with amazing features you’ve never heard before. This is a perfect choice currently available in the market at the cheapest price. However, if you don’t want to go for it then, you choose the First Alert Plug-In Carbon Monoxide Detector, CO600. Here we also have the top 10 Best carbon monoxide detector just for you.

Best carbon monoxide detector

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Product Title
Score

Kidde Carbon Monoxide Detector Alarm |Battery Operated | Model # KN-COB-LP2 9CO5-LP2
9.9

Kidde Nighthawk Plug-In AC/DC Carbon Monoxide Alarm Detector with Digital Display KN-COPP-3
9.4

Kidde AC Carbon Monoxide Detector Alarm | Plug-In with Battery Backup | Model KN-COP-DP2
9.2

First Alert Plug-In Carbon Monoxide Detector, CO600
8.7

Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable
8.3

Kidde 21026043 Battery-Operated(Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA
8.1

First Alert Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated, SCO5CN
7.6

First Alert CO400 Carbon Monoxide Detector, White, Pack of 1
7.4

X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with LCD Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check, SC01
7.2

Kidde Carbon Monoxide Alarm Detector | Digital Display | Battery Operated | Model KN-COPP-B-LPM
6.2

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Product Title

Kidde Carbon Monoxide Detector Alarm |Battery Operated | Model # KN-COB-LP2 9CO5-LP2

9.9

Kidde Nighthawk Plug-In AC/DC Carbon Monoxide Alarm Detector with Digital Display KN-COPP-3

9.4

Kidde AC Carbon Monoxide Detector Alarm | Plug-In with Battery Backup | Model KN-COP-DP2

9.2

First Alert Plug-In Carbon Monoxide Detector, CO600

8.7

Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable

8.3

Kidde 21026043 Battery-Operated(Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA

8.1

First Alert Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated, SCO5CN

7.6

First Alert CO400 Carbon Monoxide Detector, White, Pack of 1

7.4

X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with LCD Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check, SC01

7.2

Kidde Carbon Monoxide Alarm Detector | Digital Display | Battery Operated | Model KN-COPP-B-LPM

6.2

Kidde Carbon Monoxide Detector Alarm |Battery Operated | Model # KN-COB-LP2 9CO5-LP2


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Kidde Carbon Monoxide Detector Alarm |Battery Operated | Model # KN-COB-LP2 9CO5-LP2

$14.84  in stock
27 new from $14.79
2 used from $29.99
Free shipping
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as of November 25, 2020 4:44 pm

Features

  • 2 AA battery backup
  • Low battery hush
  • Event memory
  • Loud 85 decibel alarm
  • Low battery signal

Kidde Nighthawk Plug-In AC/DC Carbon Monoxide Alarm Detector with Digital Display KN-COPP-3


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Kidde Nighthawk Plug-In AC/DC Carbon Monoxide Alarm Detector with Digital Display KN-COPP-3

$71.50
$28.03  in stock
25 new from $20.00
2 used from $39.00
Free shipping
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as of November 25, 2020 4:44 pm

Features

  • Peak level button – Displays the peak CO level recorded by the alarm since it was last reset or unplugged
  • Test button functions – Tests the unit for proper operation and resets the carbon monoxide alarm
  • LED operation – Blinking dot in lower right corner of display denotes normal operation
  • Ten years after the initial power up, this alarm will “beep” two times every 30 seconds to indicate that it is time to replace the alarm.
  • Note: This CO alarm is not battery operated. However, these alarms are equipped with 9 volt battery backup – the 9 volt battery is to supply short term back-up during a power outage.

Kidde AC Carbon Monoxide Detector Alarm | Plug-In with Battery Backup | Model KN-COP-DP2


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Kidde AC Carbon Monoxide Detector Alarm | Plug-In with Battery Backup | Model KN-COP-DP2

$29.99
$19.47  in stock
18 new from $19.47
Free shipping
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as of November 25, 2020 4:44 pm

Features

  • Tamper resist feature – Can be activated to cause unit to go into alarm if it has been unplugged or has come loose from the outlet
  • Two LED’s: Red - Illuminates when in alarm mode. Green – AC power is present, normal operation
  • Test/reset button: Tests CO alarm circuit operation and allows you to immediately silence the alarm
  • End of life alarm: Alerts user to replace CO alarm after 10-years of operation
  • Provides peace of mind against the silent killer; Temperature range: 40˚F (4.4˚C) to 100˚F (37.8˚C)

First Alert Plug-In Carbon Monoxide Detector, CO600


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First Alert Plug-In Carbon Monoxide Detector, CO600

$24.74  in stock
11 new from $18.00
3 used from $15.01
Free shipping
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Amazon.com
as of November 25, 2020 4:44 pm

Features

  • Keep your family safe with this easy to use plug in carbon monoxide alarm; It works with any standard outlet
  • Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room
  • A loud 85 decibel alarm sounds when carbon monoxide levels reach dangerous levels
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • 7 year limited warranty; Equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety

Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable


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Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable

$33.93
$29.99  in stock
22 new from $26.69
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Amazon.com
as of November 25, 2020 4:44 pm

Features

  • Smart Interconnect-Interconnects up to 24 Kidde devices (of which 18 can be initiating), Battery Backup (2-AA batteries included)-Provides protection during power outages. Front Loading Battery Door-Replace the backup batteries without disconnecting from mounting bracket
  • Humidity range: 10%-95% relative humidity, non-condensing. Battery Lockout System-The battery door will not close unless the batteries are properly installed, Alarm Tamper Resist-Helps deter from tampering and theft, Adjustable Mounting Bracket-Makes installation fast and easy. Works with existing smoke and combination smoke and CO mounting brackets.
  • Peak Level Memory-Announces “CARBON MONOXIDE PREVIOUSLY DETECTED” if alarm has detected a CO level of 100ppm or higher since it was last reset, HushTM Feature-Silences nuisance alarms for approximately 9 minutes. (Smoke must be present before HushTM is activated)
  • Ionization Sensor Technology-Ideal for detecting fast flaming and other types of fires, est Button Functions: – Tests the unit for proper operation - Peak Level memory - Resets the Carbon Monoxide alarm
  • Green LED-Illuminates to indicate the unit is receiving AC power. Flashes once every 60 seconds to indicate battery only mode. Flashes once per second during alarm to indicate initiating alarm. Flashes once every 16 seconds to indicate smoke or CO previously detected. Flashes every 2 seconds while the alarm is in HUSHTM mode

Kidde 21026043 Battery-Operated(Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA


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Kidde 21026043 Battery-Operated(Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA

$44.99
$29.99  in stock
16 new from $29.99
Free shipping
Buy Now
Amazon.com
as of November 25, 2020 4:44 pm

Features

  • Voice Alarm – Announces the hazard type detected thereby helping to speed up the correct reaction to the hazard detected. Alarm announces “Fire” when a smoke or fire hazard is detected and announces “Warning Carbon Monoxide” when a CO hazard is detected
  • Combined Carbon Monoxide and Smoke Alarm – A single unit can be installed where previously, two were needed. Reduces installation time and helps to keep home décor attractive.
  • Audio alarm: 85 dB at 10 feet. Test/Reset Button and LEDs – Tests alarm circuitry and triggers the voice announcement. Flashing green for normal operation and flashing red for alarm condition. Humidity Range: 10 percent to 95 percent relative humidity non-condensing
  • Battery - Provides protection even during power outages when many fire and carbon monoxide incidents occur. The unit warns of a low battery condition by announcing “low battery” and by initiating an alarm chirp and activating a flashing red LED. The battery door will not close unless the batteries are properly installed. Note: The date printed on the item is manufacturing date, not the expiration date. Refer to the PDF attached below in technical specification for manual.
  • Voice Announcements - Hush Feature temporarily silences nuisance alarms with “Hush Mode Activated” and “Hush Mode Cancelled” voice announcement. If the alarm had detected a CO level of 100ppm or higher, the unit will announce “Carbon Monoxide Previously Detected” to warn of the CO incident, when the Test/ Reset button is pressed. Temperature range: 40˚F (4. 4˚C) to 100˚F (37. 8˚C). Voltage (volts): 4. 5

First Alert Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated, SCO5CN


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First Alert Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated, SCO5CN

$40.00
$32.57  in stock
2 new from $32.57
5 used from $13.34
Free shipping
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Amazon.com
as of November 25, 2020 4:44 pm

Features

  • 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
  • Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire
  • Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection
  • Battery operated unit installs quickly and easily without an electrician. Low battery signal mute, quiets low battery signal for up to 8 hours
  • Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling

First Alert CO400 Carbon Monoxide Detector, White, Pack of 1


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First Alert CO400 Carbon Monoxide Detector, White, Pack of 1

$18.59  in stock
24 new from $13.99
7 used from $12.72
Free shipping
Buy Now
Amazon.com
as of November 25, 2020 4:44 pm

Features

  • Keep your family safe with this easy to use, battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
  • Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.The alarm sequence should last 5-6 seconds. If it does not alarm, make sure fresh batteries are correctly installed, and test it again. If the unit still does not alarm, replace it immediately
  • A loud 85 decibel alarm sounds when CO levels reach dangerous levels
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • 7-year limited warranty; Equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety

X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with LCD Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check, SC01


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X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with LCD Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check, SC01

$39.99
$31.99  in stock
1 new from $31.99
Free shipping
Buy Now
Amazon.com
as of November 25, 2020 4:44 pm

Features

  • 10-Year Battery & 10-Year Sensor: This smoke and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery, saving on energy while remaining eco-friendly; saves you from constantly having to change batteries; an end-of-life signal will let you know when it's time to replace the unit for safety
  • Practical LCD Display: Clearly indicates real-time carbon monoxide (CO) concentration in the surrounding air, as well as the remaining battery life and working status of the alarm; if a CO concentration of 30-999 ppm exists for a certain time period, the screen will be backlit blue, and the LED indicator will flash red 4 times every 5.8 seconds
  • 2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning fires, and 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
  • Simple to Use: Test/Silence button enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur; malfunction and low battery warnings allow you to easily know the working status of the alarm; in case of an emergency, an alarm tone of over 85 dB will sound throughout your entire home, instantly alerting the entire household, even those in sleep
  • Quick & Easy Installation with Guaranteed Quality: Requires no rewiring; easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs; certified to meet the UL 217 & UL 2034 safety standards for your peace of mind and absolute confidence in our product

Kidde Carbon Monoxide Alarm Detector | Digital Display | Battery Operated | Model KN-COPP-B-LPM


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Kidde Carbon Monoxide Alarm Detector | Digital Display | Battery Operated | Model KN-COPP-B-LPM

$24.80
$21.49  in stock
8 new from $18.99
Buy Now
Amazon.com
as of November 25, 2020 4:44 pm

Features

  • Digital Display - Displays the level of carbon monoxide the unit is sensing. Shows CO level in PPM (parts per million). Updates digital reading every 15 seconds allowing you to see if levels change. Peak Level Memory displays the highest CO concentration measured since the last reset
  • Battery Operated - Provides best protection during power outages. Battery safeguard makes it difficult to close the cover without batteries in the unit. Low battery signal alerts user when the batteries need to be replaced. Slide-out battery door cover gives immediate access to batteries
  • Test/Reset Button - Tests unit’s electronic circuitry & horn and resets the unit during alarm. Tests CO alarm circuit operation and allows you to immediately silence the alarm
  • LED's - Green LED for normal operation, Red LED for alarm. Temperature range 40˚F (4. 4˚C) to 100˚F (37. 8˚C). Sensor: Electrochemical
  • Provides peace of mind against the silent killer and a digital display

We hope you get the perfect carbon monoxide detector from the above list. Finally, if you’re looking for an incredible selection of features, then Kidde AC Carbon Monoxide Detector Alarm | Plug-In with Battery Backup | Model KN-COP-DP2 are probably the Best carbon monoxide detector on the market today.