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10 bestCo Detector Home Depotof February 2025

112M consumers helped this year.

5% off

1

First Alert GCO1 (1039758) Plug-in Combination Explosive Gas and Carbon Monoxide Alarm with Battery Backup

First Alert GCO1 (1039758) Plug-in Combination Explosive Gas and Carbon Monoxide Alarm with Battery Backup

First Alert GCO1 (1039758) Plug-in Combination Explosive Gas and Carbon Monoxide Alarm with Battery Backup

First Alert

9.8

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2

Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack Beeps Warning Smoke and CO Alarms for Basements Travel Home Office House Bedroom Living Room Car, Battery Operated, Comply with UL 217/2034

Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack Beeps Warning Smoke and CO Alarms for Basements Travel Home Office House Bedroom Living Room Car, Battery Operated, Comply with UL 217/2034

Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack Beeps Warning Smoke and CO Alarms for Basements Travel Home Office House Bedroom Living Room Car, Battery Operated, Comply with UL 217/2034

GLBSUNION

9.6

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3

First Alert Battery Operated Smoke and Carbon Monoxide Alarm, White, PRC700A-6

First Alert Battery Operated Smoke and Carbon Monoxide Alarm, White, PRC700A-6

First Alert Battery Operated Smoke and Carbon Monoxide Alarm, White, PRC700A-6

First Alert

9.3

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4

DYWL SECURITY Carbon Monoxide Detectors Portable Carbon Monoxide Detector for Travel Carbon Monoxide Detector Plug in Wall with LED Digital Display Voice Light Plug and Play - 2Pack

DYWL SECURITY Carbon Monoxide Detectors Portable Carbon Monoxide Detector for Travel Carbon Monoxide Detector Plug in Wall with LED Digital Display Voice Light Plug and Play - 2Pack

DYWL SECURITY Carbon Monoxide Detectors Portable Carbon Monoxide Detector for Travel Carbon Monoxide Detector Plug in Wall with LED Digital Display Voice Light Plug and Play - 2Pack

DYWL SECURITY

9.1

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5

Kidde 900-0263CO-CA Plug-in Carbon Monoxide Alarm (KN-COB-DP2CA), White, 1 Units

Kidde 900-0263CO-CA Plug-in Carbon Monoxide Alarm (KN-COB-DP2CA), White, 1 Units

Kidde 900-0263CO-CA Plug-in Carbon Monoxide Alarm (KN-COB-DP2CA), White, 1 Units

Kidde

8.8

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OtherRelated productsUp to 15% off

Plug in Carbon Monoxide Detector 3in1 CO Temperature Humidity Monitor with 2.1'' HD Screen & Indicator Visual&Audible Alarm for Home Travel Hotel RV

Plug in Carbon Monoxide Detector 3in1 CO Temperature Humidity Monitor with 2.1'' HD Screen & Indicator Visual&Audible Alarm for Home Travel Hotel RV

Plug in Carbon Monoxide Detector & Natural Gas Combination Detectors 4in1 CO Gas Temp Humidity Monitor with 2.1'' HD Screen & Indicator CO, Propane, Methane Explosive Gas Alarm

Plug in Carbon Monoxide Detector & Natural Gas Combination Detectors 4in1 CO Gas Temp Humidity Monitor with 2.1'' HD Screen & Indicator CO, Propane, Methane Explosive Gas Alarm

Combination Smoke and Carbon Monoxide Detector Alarm, Beeps Warning Smoke Co Alarm Clock for Travel Home Bedroom Living Room Basement Attics, Battery Operated, Comply with UL 217 and UL 2034, 1 Pack

Combination Smoke and Carbon Monoxide Detector Alarm, Beeps Warning Smoke Co Alarm Clock for Travel Home Bedroom Living Room Basement Attics, Battery Operated, Comply with UL 217 and UL 2034, 1 Pack

Carbon Monoxide Alarm, Digital Display CO Detector Security CO Monoxide for Home Kitchen Bedroom Safety Battery Powered (Battery not Included),Comply with CSA 6.19 (2 PACK)

Carbon Monoxide Alarm, Digital Display CO Detector Security CO Monoxide for Home Kitchen Bedroom Safety Battery Powered (Battery not Included),Comply with CSA 6.19 (2 PACK)

12% off

6

First Alert CO400A Battery Powered Carbon Monoxide Alarm

First Alert CO400A Battery Powered Carbon Monoxide Alarm

First Alert CO400A Battery Powered Carbon Monoxide Alarm

First Alert

8.5

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7

First Alert Battery Operated Wireless Interconnect Smoke and Carbon Monoxide Alarm

First Alert Battery Operated Wireless Interconnect Smoke and Carbon Monoxide Alarm

First Alert Battery Operated Wireless Interconnect Smoke and Carbon Monoxide Alarm

First Alert

8.3

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26% off

8

First Alert Battery Operated Carbon Monoxide Alarm with Digital Display

First Alert Battery Operated Carbon Monoxide Alarm with Digital Display

First Alert Battery Operated Carbon Monoxide Alarm with Digital Display

sufe

8.0

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9

TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (Includes Battery x3) - Orange

TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (Includes Battery x3) - Orange

TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (Includes Battery x3) - Orange

TOPTES

7.7

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10

Photoelectric Smoke Detector and Smoke Alarm Battery Operated, UL Listed Sensor Fire Alarms with Test Button for Home Depot Hotel School, 10 Year Smoke Detector 3 Pack

Photoelectric Smoke Detector and Smoke Alarm Battery Operated, UL Listed Sensor Fire Alarms with Test Button for Home Depot Hotel School, 10 Year Smoke Detector 3 Pack

Photoelectric Smoke Detector and Smoke Alarm Battery Operated, UL Listed Sensor Fire Alarms with Test Button for Home Depot Hotel School, 10 Year Smoke Detector 3 Pack

wsdcam

7.4

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