10 bestCarbon Monoxide Detectorsof April 2025
112M consumers helped this year.
22% off
1

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

9.8
9% off
2

First Alert SC9120A Hardwire Smoke & Carbon Monoxide Alarm
First Alert

9.6
3

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

9.5
4

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

9.2
5

Kidde 21026515 120V Hardwired Smoke and Carbon Monoxide Detector Alarm Lithium Battery
Kidde

9.0
OtherUp to 49% off
22% off
6

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

8.7
7

First Alert CO400A Battery Powered Carbon Monoxide Alarm
First Alert

8.4
7% off
8

BW Clip BWC2-M Single Gas CO Monitor
Honeywell

8.1
9

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

7.8
10

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

7.5

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