Enhance your household's fire safety and enjoy greater peace of mind with the First Alert 9120B Hardwired Smoke Alarm with Battery Backup. Equipped with an ionization sensor, this 120-volt hardwired smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm. Included adapter plugs eliminate the need for re-wiring during installation, while a backup battery helps keep the unit running in case of a power outage. Designed to maximize accessibility and ease of use, this hardwired smoke detector features a single button that allows you to test and silence the alarm. And thanks to the universal mounting bracket, this smoke alarm is easy to install.
- 120-volt hardwired smoke alarm wires directly into your home’s electrical system.
- Includes adapter plugs that eliminate the need for re-wiring if you are replacing an existing, non-First Alert branded detector
- Battery backup provides consistent protection for added safety during power outages
- Latching alarm indicator remembers which unit initiated an alarm
- Can integrate with up to 12 other First Alert or BRK hardwired smoke detectors.
- Perfect mount allows for easy alignment of alarm
- Single button test/silence helps to ensure your alarm is working properly