Best carbon monoxide detectors of 2026
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LSENLTY Carbon Monoxide Detector Plug in, Check CO, Temp and Humidity, HD Screen&Indicator Visual&Audible Alert for Home RV CampingLSENLTY
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Carbon Monoxide Detector,CO Alarm Detector with Digital Display and Sound Alarm for Home 2pcsLedronco-
VETOUCH Carbon Monoxide Detector Plug in, Portable Carbon Monoxide Detectors, Simultaneously Checks Temperature/Humidity, Remind Function,Clear LCD Display,for Home Kitchen RV Travel CO DetectorVETOUCH
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4-in-1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors,Carbon Monoxide Detectors Plug in with Temperature & Humidity Monitor CO Methane Propane Alarm for Home RV Hotel (1Pack White)Leakbee
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KH Alert Carbon Monoxide Detectors, Carbon Monoxide Detector Plug in with Temperature Humidity Sensor Built-in, CO Level Monitor Alarm with Clear LCD Display Sound & Light Warning for Home/Hotel/RVKH Alert
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67% Off5-in-1Upgraded Plug-in Carbon Monoxide Detector, Combination Carbon Monoxide & Smoke &Gas Alarm, Builti-in Backup Battery and HD Screen for HomeIQYEF
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First Alert CO400A Battery Powered Carbon Monoxide AlarmFirst Alert
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Carbon Monoxide Detectors，3-in-1 Carbon Monoxide Detectors Plug in with Temperature & Humidity Monitor CO Alarm for Home RV Travel Hotel (1Pack White)Leakbee
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13% OffFirst Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital DisplayFirst Alert
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First Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital DisplayUsedFirst Alert
10 Carbon Monoxide Detectors deals are available from:
Amazon stores, starting from CA$29.99.
The biggest discount we found is 67% on 5-in-1Upgraded Plug-in Carbon Monoxide Detector, Combination Carbon Monoxide & Smoke &Gas Alarm, Builti-in Backup Battery and HD Screen for Home at Amazon.
The lowest price we found is CA$29.99 while the highest is CA$59.99.
Prices for the best Carbon Monoxide Detectors deals average at CA$38.91.
Last updated on March 20, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Carbon Monoxide Detectors.