The BRK SC9120B First Alert smoke & carbon monoxide alarm is a 120V AC/DC, hardwired smoke and carbon monoxide alarm with battery backup and an 85db horn. This BRK combo smoke & carbon monoxide is designed to reduce false alarms. Capable of being interconnected with up to 18 devices (12 can be smoke alarms) its latching alarm indication recalls which unit triggered the alarm in the series. Its red LED indicator flashes rapidly. Afterward, the BRK combo alarm stores it into memory and then flashes every two seconds. Simply put, the BRK SC9120BåÊis state of the art smoke and carbon monoxide detection that meets new construction requirements.
Due to its two locking features, the BRK SC9120B smoke and carbon monoxide alarmåÊlocks the battery drawer and alarm to the base to prevent authorized tampering. Its ideally suited for apartments, hotels, dorms, or multi-family dwellings First Alert SC9120B BRK smoke and carbon monoxide alarm eliminates the need for two separate devices; saving time and money. Its single test/silence button is combined making it extremely easy to use.
The First Alert SC9120BåÊmounting system makes installation a cinch. It includes a gasket-less base for easy installation and ensures perfect alignment within minutes. The BRK SC9120B smoke alarm can be interconnected so if one unit senses smoke, all units alarm. Connection to AC power is fast and easy with a quick connect wiring harness.