BRK First Alert - CO605 Carbon Monoxide Plug-In Alarm with Battery Backup

$ 21.99
Availability: Out Of Stock

Alarm Type Carbon Monoxide
Power Source Plug in w/ Battery Backup
Interconnects No
Battery 9V

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The First Alert CO605 (1039736) Carbon Monoxide Plug-In Alarm features an electrochemical CO sensor to alert you to carbon monoxide. This carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in your home. The simple, user-friendly design features battery backup to allow for continuous monitoring, even in the event of a power outage.


  • Dual Power Provides Continuous Monitoring: The plug-in carbon monoxide detector requires minimal installation, all it requires is a standard electrical outlet. In the event of a power outage, battery backup powers the CO detector so it can continue monitoring your home for dangerous levels of carbon monoxide.
  • End-Of-Life Warning: A low-battery light and chirp will alert you when the carbon monoxide detector has reached the end of its life and is time to replace it with a new detector.
  • Simple and Easy to Use: Once the First Alert CO605 Carbon Monoxide Alarm with battery backup has been installed, remember to test your plug-in CO detector, with the easy access test button, regularly and change the batteries at least twice a year.

    The BRK Model CO605B are direct plug-in, 120V AC, 60Hz single station carbon monoxide alarms specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels, motels, dormitories and other multi-family dwellings as defined in standard NFPA 720. CO605B complies with UL2034, NFPA 720 and other agencies that model their codes after the above agencies. It also meets codes where plug-in AC/DC carbon monoxide alarms are required.

    Don't know what type of carbon monoxide alarm is right for your home? Check out our guide on how to choose the right smoke detector for your home

    Recommended alarm placement

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