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The Kidde 21006406 is an interconnectable wire-in carbon monoxide alarm with battery backup. This alarm features an electrochemical sensor that detects the presence of carbon monoxide, providing an audible and visual alarm when dangerous levels are detected. It operates on 120 VAC and includes a nine-volt alkaline battery backup for continued monitoring during power outages.
This carbon monoxide alarm is ideal for residential and commercial use. Its design allows for quick installation using a snap-on harness for seamless connectivity with other Kidde devices.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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