BRK Hardwired Ionization Smoke Alarm with Battery Backup - 9120B

BRK Hardwired Ionization Smoke Alarm with Battery Backup - 9120B

Add dependable residential smoke detection with this BRK Hardwired Ionization Smoke Alarm with Battery Backup - 9120B. This smoke alarm provides hardwired or battery-backed monitoring intended to support residential safety applications.

9120B is selected by alarm type, power source, interconnect requirements, and code needs rather than by appliance model number.

Compatibility: This is a residential safety product that must be matched by power source, alarm type, and interconnect requirements.

Please confirm the alarm type, wiring configuration, and battery-backup requirement before ordering.

When should you replace it?

• Common Symptoms: End-of-life signal, nuisance alarms, or replacement of an aging detector.
• Visible/Sensory Cues: Expired alarm date, chirping, fault indicators, or failed self-test behavior.

Pro Tip: Always follow local code requirements and manufacturer instructions when replacing safety alarms.

Technical Specifications