BRK 9120B Smoke Alarm Detector with Battery Back-Up (formerly BRK 4120B & 4120SB)

Description:	BRK 9120B AC Powered Smoke Alarm with Battery Back-up, Silence, Latching and Perfect Mount System.
Voltage:	120 Volt AC; Interconnectable
Dimensions:	5.58”dia x 1.97”H
Features:	Battery back-up with 9V Battery INCLUDED. Dual Chamber Ionization Sensor Side load battery drawer with lock and Battery pull tab Latching Alarm Indicator Single Button Test/Silence Perfect Mount System Mounting Bracket Lock Dust Cover Smart Technology 85dB minimum at 10 feet Test button electronically simulates the smoke condition causing the unit to alarm. Designed for the fastest possible installation. Stylish, compact shape fits with any décor. Can be interconnected with up to 11 additional BRK smoke detectors and 6 compatible devices such as bell, repeaters, or switches. 10-Year Limited Warranty On Alarm
Special Features:	Introducing the Revolutionary 9120 Series smoke alarms. They have been redesigned from the ground up. They install faster, perform better and are even smarter than before. All of these improvements help reduce nuisance alarms and save you time and money. Meets codes where an AC smoke alarm with battery back-up is required.
Certification:	UL Listed to U.S. and Canadian safety standards

NOTE:

This item is the DIRECT replacement for the discontinued BRK 4120B and 4120SB.

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