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10 bestKidde Carbon Monoxide Detectorsof November 2025

112M consumers helped this year.

1

Lunarlipes Carbon Monoxide Detectors, Portable CO Detector with Temperature Sensor ＆ LCD Backlight Screen, Handheld Carbon Monoxide Meter Tester 0-1000PPM Range, Indoor/Oudoor (Includes Battery x3)
Lunarlipes Carbon Monoxide Detectors, Portable CO Detector with Temperature Sensor ＆ LCD Backlight Screen, Handheld Carbon Monoxide Meter Tester 0-1000PPM Range, Indoor/Oudoor (Includes Battery x3)

Lunarlipes

9.8

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2

Kidde Smoke Detector & Carbon Monoxide Detector Combo with 10-Year Battery,‎White
Kidde Smoke Detector & Carbon Monoxide Detector Combo with 10-Year Battery,‎White

Kidde

9.6

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3

Kidde AC Plug-in Carbon Monoxide and Explosive Gas Detector Alarm | Nighthawk Sensor Technology | Model # KN-COEG-3
Kidde AC Plug-in Carbon Monoxide and Explosive Gas Detector Alarm | Nighthawk Sensor Technology | Model # KN-COEG-3

Kidde

9.4

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4

Ecoey Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Combination Smoke Carbon Monoxide Alarm, Fire and CO Alarm with Test and Silence Function,1 Pack
Ecoey Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Combination Smoke Carbon Monoxide Alarm, Fire and CO Alarm with Test and Silence Function,1 Pack

Ecoey

9.2

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5

Kidde KN-COPP-3 Nighthawk Plug-In Carbon Monoxide Alarm with Battery Backup
Kidde KN-COPP-3 Nighthawk Plug-In Carbon Monoxide Alarm with Battery Backup

Kidde

8.9

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6

HAKINAKU [3-in-1] Portable Carbon Monoxide Detectors for Travel Mini Size Air Quality Monitor/Temperature/Humidity/CO Gas Detector Alarm Sensor for Outdoor Camping RV Car Indoor (Orange)
HAKINAKU [3-in-1] Portable Carbon Monoxide Detectors for Travel Mini Size Air Quality Monitor/Temperature/Humidity/CO Gas Detector Alarm Sensor for Outdoor Camping RV Car Indoor (Orange)

HAKINAKU

8.7

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7

Kidde 9CO5-LP2 Carbon Monoxide Alarm, Battery Operated (11.5 X 11.5 X 7.5)
Kidde 9CO5-LP2 Carbon Monoxide Alarm, Battery Operated (11.5 X 11.5 X 7.5)

Kidde

8.4

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8

Kidde Intelligent Detector Alarm Battery Operated Combination Smoke & Carbon Monoxide Detector Alarm | Model KN-COSM-XTR-BA
Kidde Intelligent Detector Alarm Battery Operated Combination Smoke & Carbon Monoxide Detector Alarm | Model KN-COSM-XTR-BA

Kidde

8.2

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9

Carbon Monoxide Detector ,CO Gas Monitor Alarm Detector Complies with UL 2034 Standards ,CO Sensor with LED Digital Display for Home,Depot,Battery Powered
Carbon Monoxide Detector ,CO Gas Monitor Alarm Detector Complies with UL 2034 Standards ,CO Sensor with LED Digital Display for Home,Depot,Battery Powered

FDUIOSPF

7.9

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10

First Alert CO400 Battery Powered Carbon Monoxide Alarm
First Alert CO400 Battery Powered Carbon Monoxide Alarm

First Alert

7.6

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