Gentex S1209 Hard Wired Smoke Alarm Detector

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  • Regular price $59.99

The Gentex S1209 is a photoelectric smoke alarm for residential and commercial residences that provides audible 90dB (decibel) and T3 alerting for fire evacuation safety. Unit is hard-wired, so you will need an electrician to hook it up. Has battery back-up.

A Gentex photoelectric, digital technology smoke alarm which can be tandem interconnected with all Gentex tandem capable smoke alarms, CO, alarms or combination smoke/CO alarms including 9123 series, 7139CS series, CO1209 Series and GN-503 Series. Utilizing DUALINK, if one interconnected S1209 alarm annunciates, then up to 12, interconnected units will sound their smoke and/or CO alarm warnings.


  • DUALINK tandem interconnection capability of up to twelve smoke alarms
  • 90dB (decibel), T3 (temporal) audible alarm
  • 9V battery back-up
  • Wall or ceiling mount
  • Push button Self Test verifies power operation and battery levels.
  • Functionality test button analyzes photoelectric sensing chamber for proper operation.
  • Pulsing LED sensing chamber and condition indicator
  • Mounting hardware adapts to standard junction boxes
  • Quick-disconnect wiring harness
  • UL Listed (USA)
  • One year warranty