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Kidde Ionization AC/DC Carbon Monoxide & Smoke Combination Alarm


The Kidde KN-COSM-IB carbon monoxide & smoke alarm combines an ionization smoke sensor and an electrochemical sensor making response time faster in the detection of carbon monoxide and fast-flaming fires.

SKU: LS - 21006377 Categories: , Brands: .


The Kidde KN-COSM-IB combination ionization carbon monoxide, and smoke alarm is hardwired and comes with a 9V battery backup. A warning voice clearly differentiates between necessary warnings by stating: “Fire!” “Carbon Monoxide!” “Low Battery!” or “Smart Hush® activation!”

Technical Data:
Power Source: 120 VAC w/ 9V Battery Backup (battery included)
Sensor: Electrochemical
Audio Alarm: 85dB at 10 ft
Size: 5 3/4” x 1 7/10”
Weight: 1 lb
Interconnect: Up to 24 Kidde devices (18 initiating)
Warranty: 5-year limited


Additional information

Weight 2 lbs