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Best Carbon Monoxide Detectors

From leading brands and best sellers available on the web.
#1

Winner

FIRST ALERT BRK SC9120B-3 Hardwired

First Alert

33%OFF

FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, White, Pack of 3

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#2
FIRST ALERT Carbon Monoxide Detecto

First Alert

FIRST ALERT Carbon Monoxide Detector, No Outlet Required, Battery Operated, CO400, White, 2 Count (Pack of 1)

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#3
First Alert Combination Smoke & Car

First Alert

26%OFF

First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack

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#4
Kidde Carbon Monoxide Detector, Plu

Kidde

Kidde Carbon Monoxide Detector, Plug In Wall with 9-Volt Battery Backup, Digital LED Display - 2 Pack

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#5
Kidde Carbon Monoxide Detector, Pro

Kidde

19%OFF

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display

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#6
Kidde Carbon Monoxide Detector, Plu

Kidde

18%OFF

Kidde Carbon Monoxide Detector, Plug in Wall with AA Battery Backup, Test-Hush Button

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#7
First Alert SMCO210, 10-Year Sealed

First Alert

37%OFF

First Alert SMCO210, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack

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#8
FIRST ALERT Plug-In Carbon Monoxide

First Alert

11%OFF

FIRST ALERT Plug-In Carbon Monoxide Detector, 3 Count (Pack of 1), CO600 , White, 6.75 x 6.9 x 9 inches

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#9
4 Pack Smoke and Carbon Monoxide De

OLUNCLE

36%OFF

4 Pack Smoke and Carbon Monoxide Detector with Test Button, 85dB Loud Beep, LCD Display, Battery-Operated Smoke Detector Carbon Monoxide Detector Combo for House, Apartment, Kitchen, Garage Use

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#10
2 Packs Combination Natural Gas & C

KOABBIT

20%OFF

2 Packs Combination Natural Gas & Carbon Monoxide Detector, 4-in-1 Explosive Gas & Carbon Monoxide Alarm with Temperature(°F) & Humidity for Home,RV,Hotel,Apartment

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Buying Guide for the Best Carbon Monoxide Detectors

Choosing the right carbon monoxide detector is crucial for ensuring the safety of your home and family. Carbon monoxide is a colorless, odorless gas that can be deadly, so having a reliable detector is essential. When selecting a carbon monoxide detector, consider the following key specifications to make an informed decision that best fits your needs.
Sensor TypeThe sensor type in a carbon monoxide detector determines how it detects the presence of carbon monoxide. Common sensor types include electrochemical, biomimetic, and metal oxide semiconductor sensors. Electrochemical sensors are highly accurate and respond quickly to CO levels, making them ideal for most homes. Biomimetic sensors mimic the human body's response to CO and are also reliable but may require more frequent replacement. Metal oxide semiconductor sensors are less common but can be effective in certain environments. Choose a sensor type based on the accuracy and reliability you need for your specific situation.
Power SourceCarbon monoxide detectors can be powered by batteries, hardwired into your home's electrical system, or plugged into an outlet. Battery-powered detectors offer flexibility in placement and continue to work during power outages, but require regular battery replacement. Hardwired detectors are more permanent and often come with battery backup, ensuring continuous operation even during power outages. Plug-in detectors are easy to install and can be moved around, but may not work during power outages unless they have battery backup. Consider your home's layout and your preference for maintenance when choosing the power source.
Display and AlertsThe display and alert system of a carbon monoxide detector provide critical information about CO levels and alert you to danger. Some detectors have digital displays that show real-time CO levels, which can be useful for monitoring and understanding the severity of the situation. Others may have simple LED indicators or audible alarms. Look for detectors with loud, clear alarms and consider additional features like voice alerts or smartphone connectivity for remote monitoring. Choose a display and alert system that ensures you can quickly and easily respond to any CO threat.
Installation LocationThe location where you install your carbon monoxide detector can significantly impact its effectiveness. Detectors should be placed near sleeping areas and on every level of your home to ensure comprehensive coverage. Avoid placing detectors too close to fuel-burning appliances, as this can lead to false alarms. Consider models that offer flexibility in installation, such as wall-mounted or ceiling-mounted options. Assess your home's layout and identify key areas where CO exposure is most likely to ensure optimal placement of your detectors.
Additional FeaturesSome carbon monoxide detectors come with additional features that can enhance their functionality and convenience. Features like interconnected alarms, which allow all detectors in your home to sound simultaneously, can provide added safety. Smart detectors that connect to your home automation system or smartphone can offer remote monitoring and alerts. Some models also include combination smoke and CO detection, providing dual protection in a single device. Evaluate which additional features are important to you based on your lifestyle and home setup to choose a detector that offers the best overall protection.