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Designed to help promote household safety, the First Alert Hardwired Ionization Smoke Alarm with Battery Backup can provide early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast-flaming fires.
Using a 9-volt backup battery, the smoke and carbon monoxide detector can function even in the event of a power outage. Additionally, the Co smoke alarm features a single test and silence button, as well as indicator lights that let you know whether the danger is smoke or carbon monoxide.
The BRK 9120B Hardwired Smoke Alarm with Battery Backup. This 120 volt AC smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast flaming fires and alerts you with a loud 85 decibel alarm.
This unit sounds an early warning to alert you and your family of the presence of visible fire particles detected by the alarm's photoelectric sensor. Powered by 120-Volt AC, this alarm protects you, your home and the people you hold dear even during power outages, thanks to a 9-Volt battery backup.
Learn how to determine the approximate total battery life of your smoke, CO, or smoke/CO combination alarm. Find more information about your First Alert or BRK product, including manuals, tutorials, and more.
The First Alert SC9120B Hardwired Combination Smoke and Carbon Monoxide Alarm is a hardwire alarm with battery backup. The hardwired detector includes a 9-volt battery backup for continued function in the event of a power outage.
Designed to help promote household safety, the First Alert 9120B Hardwired Smoke Alarm with Battery Backup can provide a vital early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast-flaming fires.
Inter-connectable with BRK and First Alert hardwired smoke and carbon monoxide alarms. Easy to install universal mount bracket. Simple to use silence/test button; separate smoke and CO latching alarm indicators. 9-volt battery included; 10-year limited warranty.
Hardwired smoke alarm with replaceable battery backup. AC 120V Interconnectable with Silence and Latching features. Single button test/silence. 9V Battery Backup. Latching alarm indicator - remembers which unit initiated an alarm.
Printed in Mexico 9120B M08-0134-003 K1 04/07 All First Alert® and BRK® Smoke Alarms conform to regulatory requirements, including UL217 and are designed to detect particles of combustion. Smoke particles of varying number and size are produced in all fires. Ionization technology is generally more sensitive than photoelectric