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10 Best carbon monoxide detectors of 2026
Save up to 22% off
Best Choice1
X-Sense9.8Exceptional
X-Sense Smoke & Carbon Monoxide Alarm, SC06, 1-Pack
12% Off
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Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
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Thousands of users trust our site daily- Based on millions of stores and reviews
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Value for Money2
X-Sense9.5Excellent
X-Sense Smoke Detector Carbon Monoxide Detector Combo, SC07, 1-Pack
10% Off-
color: White
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pattern: Smoke Alarm
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batteries included: Yes
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item model number: SC07
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number of items: 1
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3
X-Sense9.4Excellent
X-Sense Smoke Detector and Carbon Monoxide Detector, SC01, 1-Pack
16% Off-
product dimensions:5.7 x 5.7 x 2 inches 1.01 Pounds
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batteries:2 Lithium Metal batteries required. included
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asin:B0B48XDLTT
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date first available:April 18, 2023
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item model number:SC01
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4
Kidde9.2Excellent
Kidde Carbon Monoxide Detector, AA Battery Powered, Portable for Travel or Home, 85 dB Alarm, LED Status Indicators, 3rd Edition
22% Off
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5
First Alert9.0Excellent
First Alert Carbon Monoxide Detector, Plug-In Alarm with Battery Backup, CO606, White, 1-Pack
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color:White
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pattern:Alarm
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batteries included:Yes
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item model number:CO605
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best sellers rank:#71 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #1 in Carbon Monoxide Detectors
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6
First Alert8.8Very Good
First Alert CO606, Plug-In Carbon Monoxide (CO) Detector, Hardwired Alarm with Battery Backup, 3-Pack
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color:White
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pattern:Alarm
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batteries included:Yes
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item model number:CO605
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best sellers rank:#71 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #1 in Carbon Monoxide Detectors
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7
Kidde8.5Good
Kidde Carbon Monoxide Detector, Plug-In with 9V Battery Backup, Digital Display, 85 dB Alarm, LED Status Light Indicators, 3rd Edition
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color: White
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pattern: Detector
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batteries included: Yes
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item model number: KN-COPP-3
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best sellers rank: 2,848 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 10 in Carbon Monoxide Detectors 12 in Smoke & Carbon Monoxide Alarms
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8
Kidde8.4Good
Kidde Carbon Monoxide Detector, AA Battery Powered, Portable for Travel or Home, 85 dB Alarm, LED Status Light Indicators, 5th Edition, COB
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Kidde8.3Good
Kidde Carbon Monoxide Detector, AA Battery Powered CO Alarm with LEDs, Test-Reset Button, Low Battery Indicator, Portable
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color:Detector
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pattern:Detector
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batteries included:Yes
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item model number:KN-COPP-B-LPM
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best sellers rank:#619 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #4 in Carbon Monoxide Detectors
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10
Kidde8.0Good
Kidde Carbon Monoxide Detector, Plug-in Carbon Monoxide Detector with AA Battery Backup, 85 dB Alarm, LED Status Light Indicators, 3rd Edition
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