Give us a Call to Take Advantage of Local Delivery & Pickup Today

First Alert CO400 Battery Operated Carbon Monoxide Alarm

First Alert

The First Alert® CO400 Battery-Operated Carbon Monoxide Alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide. This carbon monoxide detector is battery operated, making it portable and easy to use, even in the event of a power outage. When carbon monoxide levels become elevated, a loud 85-decibel alarm alerts you to the threat.

  • Detector features a single test/silence button for efficient testing
  • Battery-operated detector is portable
  • Loud 85-decibel alarm sounds when CO levels are detected
  • CO detector alerts you to carbon monoxide

We Also Recommend

Eaton Cooper Wiring Commercial Grade Combination Switch TR274V
Eaton

Eaton Cooper Wiring Commercial Grade Combination Switch TR274V
CANTEX EZ BOX® New Work, Nail-on, Switch and Outlet Box with Knockouts
Cantex

CANTEX EZ BOX® New Work, Nail-on, Switch and Outlet Box with Knockouts
Gardner Bender Hand Bender with Bending Manual Bends 3/4" EMT 1/2" Rigid Conduit Aluminum
Gardner Bender

Gardner Bender Hand Bender with Bending Manual Bends 3/4" EMT 1/2" Rigid Conduit Aluminum
Eaton Cooper Wiring Surge Protection Adapters
Eaton Cooper Wiring

Eaton Cooper Wiring Surge Protection Adapters
Eaton Commercial Grade Combination Switch TR274W
Eaton

Eaton Commercial Grade Combination Switch TR274W