The Kidde 900-0121 is an AC wire-in carbon monoxide alarm that protects you and your family from the dangers of carbon monoxide. The digital display allows for continuing monitoring of carbon monoxide levels. Its multiple contractor friendly features ensure easy installation and minimal troubleshooting. This alarm interconnects with up to 24 Kidde devices including smoke alarms, CO alarms and heat alarms on one wiring network. The 900-0121 includes a 9V battery back up for continuous protection in case of power failure. It has a 10-year life and a 10-year limited warranty.
Note: If your alarm was manufactured prior to 2013, it does not have a 10-year life. Consult your User Guide for additional details, or contact us for more information.
If you are replacing another brand system with these alarms, you may want to consider a KA-B or KA-F adapter to make the job easier.
|5.75” diameter x 1.8” depth
|Currently, item can be shipped only within the U.S.
|9 volt battery backup (included)