BRK Smoke Alarm 120VAC, 60Hz, with Battery back up, Hardwired


In stock (60 units), ready to be shipped



The 9120 Series smoke alarms have been designed to install faster, perform better and be even smarter than before. These improvements help reduce nuisance alarms and save you time and money.


  • Dimension: 5.6" dia x 2" h.
  • Weight: 7.8 oz
  • Hardwired Installation
  • Operating Voltage: 120V AC 60Hz w/ 9V battery backup
  • Operating Current: .04 amps (standby/alarm)
  • Temperature Range: 40°F (4°C) to 100°F (38°C)
  • Humidity Range: 10% to 90% relative humidity (RH)
  • Audio Alarm: 85dB at 10 feet
  • Alarm Reset: Automatic when smoke clears
  • Smoke Sensor: Dual chamber ionization


  • UL217, CSFM, NFPA 72, HUD, FHA





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