First Alert Ion Sensor Carbon Monoxide/Smoke Alarm

Item #: 500979 Model #: SC9120B

This smoke and CO combination alarm eliminates the need for 2 electrical boxes and features a permanently installed CO sensor and dual ionization ... View Full Description

Item available in store only. Contact your local store for pricing and availability.

Specifications

Type Smoke & Carbon Monoxide
Voltage Rating 120V AC/DC
Power Source 9V battery backup
Color White
UL Listed? Yes

More Information

Description

This smoke and CO combination alarm eliminates the need for 2 electrical boxes and features a permanently installed CO sensor and dual ionization smoke sensor, separate visual and audible smoke and CO indication to eliminate confusion, Intelligent Sensing Technology for fewer nuisance alarms, smart 3-wire interconnect sends a unique signal for smoke and CO on 1 interconnect wire, connection to AC power is made with a Quick-Connect wiring harness. Also includes an 85dB horn, 9V battery backup, 2 silence features: Can silence the low battery chirp for up to 8 hours or temporarily silence an unwanted alarm, interconnectable with up to 18 devices. 120V AC/DC. Limited 5 year warranty. UL listed.

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