First Alert Carbon Monoxide Detectors

First Alert CO410B
$21.89 /each
As low as: $21.01
Same day shipping*

Same day shipping available on this item. Daily cut-off is at 1pm PST Mon-Fri.

First Alert CO410B
First Alert Carbon Monoxide Detector, Battery Powered, Digital Display
Add to List
First Alert CO615B
$32.99 /each
As low as: $31.67
Same day shipping*

Same day shipping available on this item. Daily cut-off is at 1pm PST Mon-Fri.

First Alert CO615B
First Alert Carbon Monoxide Detector, Plugin, Digital Display, Backup
Add to List
First Alert CO400B
$19.79 /each
As low as: $19.00
Same day shipping*

Same day shipping available on this item. Daily cut-off is at 1pm PST Mon-Fri.

First Alert CO400B
First Alert Carbon Monoxide Detector, 2AA Battery Powered
Add to List
First Alert CO605B
$25.99 /each
As low as: $24.95
Same day shipping*

Same day shipping available on this item. Daily cut-off is at 1pm PST Mon-Fri.

First Alert CO605B
First Alert Carbon Monoxide Detector, 120V AC/DC Plug-In w/ Battery Backup
Add to List

How to Select

About First Alert Carbon Monoxide Detectors

First Alert is a brand that is constantly making innovations in the fire safety industry. This includes their state-of-the-art First Alert carbon monoxide detectors. Carbon monoxide detectors are recommended for most installations, but especially near fireplaces. It's an odorless and colorless gas that can be incredibly dangerous. However, with First Alert carbon monoxide detectors, you'll be clearly alerted when the air in your home becomes dangerous or lethal. These detectors offer many installation options and can be powered by battery or by plug.

Read more Read less

Enter ZIP code to get local Promos

* Limited to the 48 states.
Feedback