The BRK SA520 Wireless Interconnect photoelectric smoke alarms link the alarms throughout your home. 120 V AC hardwired wireless detectors with battery backup integrate single alarms into a system. Expand protection by replacing one existing hardwired alarm with Onelink and linking to existing hardwired and battery operated alarms. By adding BRK Wireless Interconnect AA battery-operated alarms elsewhere, when one alarm sounds, all alarms will be notified. Photoelectric smoke sensor reduces nuisance alarms. Easy access battery drawer: no need to remove an alarm from the ceiling to change battery. Includes 10-year limited warranty. Meets UL standards.
Interconnect with First Alert enabled alarms
Photoelectric sensor detects smoke from smoldering fires
Connects up to 18 First Alert enabled alarms
Hardwired alarm includes 2 AA backup batteries for continued monitoring in the event of a power outage, batteries should be changed every six months
Includes test/silence button, low-battery warning, and EZ-access battery doors
Test/silence button and low battery warning for easy maintenance
Smoke and CO alarms should be placed on every level and in every bedroom of the home
Tested to UL standards
