Series 65 Optical Smoke Detector

Product Overview

The Series 65 Optical Smoke Detector incorporates a pulsing LED located within the housing of the detector. The external detector moulding is identical to that of the ionisation detector but has an indicator LED which is clear in quiescent state but produces red light in alarm.


  • Responds well to slow-burning, smouldering fires
  • Well suited for bedrooms and escape routes
  • Unaffected by wind or atmospheric pressure
  • Wide operating voltage
  • Flashing LED and magnet operated test switch option


Approvals: AS7240.7


Voltage 9-33 VDC
Quiescent current 30-50μA at 24 VDC
Alarm current 52mA at 24 VDC
Size inc base 100mm Dia x 50mm H
Operating temperature -20°C to +60°C (no icing)
Relative humidity 0 to 95% (non condensing)
IP rating IP23D (EN60529)
Weight inc base 150 grams
Sensitivity 0.15dB/m obscuration

Item Numbers


Series 65 Optical Smoke Detector