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.

Features

• 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