BRK SM300-AC Interconnect Hardwire Dual Sensor Smoke Alarm with Battery Backup

A smoke alarm for continuous fire detection in the home or a light-commercial space.

• AC hardwired power with battery backup for continued protection during an outage
• Dual-sensor (ionization + photoelectric) design for broader fire-type coverage
• Interconnects with other compatible alarms so every unit in the home sounds together

Compatibility: Interconnects over household AC wiring with other BRK hardwire interconnect alarms.

Part number: SM300-AC

Special order item — not stocked; lead time confirmed at order.