Product Overview
The First Alert SC9120B Hardwired Combination Smoke and Carbon Monoxide Alarm is a hardwire alarm with battery backup. The hardwired detector includes a 9-volt battery backup for continued function in the event of a power outage. This combination fire and CO detector features a test/silence button and tamper-resistant locking brackets. The alarm can be connected to other compatible BRK and First Alert hardwired smoke and carbon monoxide detectors and comes equipped with easy-adapter plugs so there is no need to rewire. Its latching alarm indicator automatically identifies which detector initiated the alarm – even after the conditions that set off the alarm have subsided.
Main Features
- 9V Alkaline Battery Backup
- 10-Years CO Sensor/10-Years End of Life
- Latching alarm indicator – remembers which unit initiated an alarm
- End of Life Signal provides audible notification alarms needs to be replaced
- Intelligent Sensing TechnologyTM helps reduce the number of nuisance alarms
- Perfect Mount – allows for easy alignment of alarm
- Dust Cover
- Two silence features – can silence the low-battery chirp for up to eight hours or temporarily silence an unwanted nuisance alarm
- Electrochemical Carbon Monoxide Sensor – the most accurate sensor available as compared to other sensing technologies