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10 bestCarbon Monoxide Detectorsof July 2025

112M consumers helped this year.

1

First Alert SC9120A Hardwire Smoke & Carbon Monoxide Alarm
First Alert SC9120A Hardwire Smoke & Carbon Monoxide Alarm

First Alert

10.0

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2

First Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm
First Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm

First Alert

10.0

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13% off

3

First Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital Display
First Alert CO615A Carbon Monoxide Plug-In Alarm with Battery Backup and Digital Display

First Alert

9.8

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4

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

Kidde

9.5

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5

FIRST ALERT Smoke and CO Alarm, SC7010BA, White
FIRST ALERT Smoke and CO Alarm, SC7010BA, White

First Alert

9.3

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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)

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First Alert Battery Operated Carbon Monoxide Alarm with Digital Display

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KIDDE 21026365 Plug in Carbon Monoxide Alarm with Escape Light

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Kidde KN-COP-IC Hardwire Carbon Monoxide Alarm with Battery Backup and Digital Display, Interconnectable

Kidde KN-COP-IC Hardwire Carbon Monoxide Alarm with Battery Backup and Digital Display, Interconnectable

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6

First Alert CO400A Battery Powered Carbon Monoxide Alarm
First Alert CO400A Battery Powered Carbon Monoxide Alarm

First Alert

9.0

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7

Kidde P3010CU Photoelectric Smoke & Carbon Monoxide Alarm with Voice Warning System
Kidde P3010CU Photoelectric Smoke & Carbon Monoxide Alarm with Voice Warning System

Kidde

8.7

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47% off

8

Kidde KN-COB-B-LP Nighthawk Carbon Monoxide Alarm, Battery Operated
Kidde KN-COB-B-LP Nighthawk Carbon Monoxide Alarm, Battery Operated

Kidde

8.4

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9% off

9

First Alert PRC710A-6 Slim Series Photoelectric Smoke & Carbon Monoxide Detector
First Alert PRC710A-6 Slim Series Photoelectric Smoke & Carbon Monoxide Detector

First Alert

8.1

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6% off

10

Kidde C3010 Worry-Free Carbon Monoxide Alarm with 10 Year Sealed Battery
Kidde C3010 Worry-Free Carbon Monoxide Alarm with 10 Year Sealed Battery

Kidde

7.8

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