Alarm Systems

System Sensor, 2012J Photoelectric Smoke Detector, 12v DC

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SKU: SMK501 Categories: , Tag:


Model 2012J is a photoelectric smoke alarm designed for open area protection in a residential building. It has a built-in relay which may be used to activate auxiliary devices such as bells, horns, and door closers.​



  • Supply Voltage Range: 10VDC~30VDC
  • Max. Standby Current: 60μA
  • Max. Alarm Current: 65mA
  • P-Horn Sound Output Level: 85dBA at3m
  • Max. Interconnected Units: 24
  • Silence Timeout Period: 8 minutes
  • Silence Mode Indication: Sounder Beeps and LED Flashes Green once every 40 secs.
  • Height: 55mm
  • Diameter: 135mm
  • Weight: 180g
  • Operating Temperature Range: 0℃ to 50℃
  • Humidity: 5% to 93% R.H.


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