10 Best Carbon Monoxide Detectors

Updated November 2024

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Kidde AC Plug-in Carbon Monoxide and Explosive Gas Detector Alarm | Nighthawk Sensor

9.9

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

9.5

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First Alert Plug-In Carbon Monoxide Detector, CO600

9.3

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First Alert BRK SC9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery

9.0

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Kidde 21008873 Monoxide Alarm

8.7

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

8.3

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Kidde Carbon Monoxide Detector Alarm | AC Powered with Battery Back-up | Model

8.0

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

7.8

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

7.4

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First Alert Dual-Power Carbon Monoxide Detector Alarm | Plug-In with Battery Backup

7.0

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Carbon Monoxide Detector