4-Wired Smoke Detector

  • Advanced algorithms provide advanced detection discrimination
  • Sleek low-profile housing design
  • Stable photoelectric smoke sensing chamber. No adjustment or replacement required
  • High immunity against unwanted alarms
  • Surface-mount device (SMD) circuit board design
  • Dual LEDs for 360° visibility
  • 4-wire models for DC 12 V operation
  • 4-wire models include a N/C or N/O alarm relay output


  • Detection performance
  • Alarm threshold(0.10 ~ 0.16) dB/m (1.51 ~ 2.73) % / ft obscuration
  • Hardware features
  • IndicatorTwo continuous emitting red LEDs
  • Electrical characteristics
  • Power supplyDC (10.2 ~ 13.8)V
  • General
  • Operation temperature0 °C ~ +50 °C
  • Operation humidity0 % ~ 98 % RH, non-condensing
  • Dimension(WxHxD)Φ 100 mm × 35 mm
  • IP RateIP-42
  • Installation methodCeiling mounted
  • Storage Temperature-25 °C ~ +80 °C


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