GN-300 Series(GN-300 and GN-303)

The GN-300 Series of photoelectric smoke alarms are single/multiple station smoke alarms designed for residential and commercial residential applications, including homes, apartments, hospitals, nursing homes, hotels and motels, in compliance with ANSI/UL 217, applicable IBC/IFC/IRC Standards and NFPA 72.

The GN-300 Series is engineered to virtually eliminate nuisance alarms and deliver outstanding performance wherever reliable fire protection is required. The GN-300 Series is provided with a 9VDC battery back-up auxiliary power source in the event of electrical failure.

Standard Features

  • GN-300/GN-303 is 120VAC with 9VDC battery back-up
  • Low or missing battery indicator
  • 9VDC battery shipped with product
  • Push button test feature
  • Horn frequency is 3150Hz
  • GN-303 model features a 85 decibel temporal 3 evacuation audible alarm
  • GN-300 model features a 85 decibel continuous audible alarm
  • Tandem interconnect capabilities 
  • Nominal 2.5% sensitivity
  • Pulsing LED sensing chamber
  • Insect protected
  • Quick-disconnect wiring harness
  • Non-latching (self restoring)
  • Mounting hardware adapts to standard junction boxes
  • On-site maintenance washing program
  • Locking pin to detour alarm tampering


    Effective July 1, 2017: GN-300/GN-303 Smoke Alarm Series to be Discontinued