Splashproof ceiling flush-mounted PIR occupancy switch


Ceiling flush-mounted PIR switch.

These neat and unobtrusive models are ideal for flush mounting through suspended or plasterboard ceilings.

They have a 2m cable, for quick installation.

Product code: CEFL PIR SEALED

Download Installation Guide



Model CEFL PIR SEALED is protected against light splashes and condensation when installed in the ceiling. Ideal for bathrooms, shower rooms, etc.





Detection Zone: 360°
Time lag range: 10 seconds to 40 minutes in 9 steps
Photocell range: 30 to 1000 lux, and inactive
Loading: Up to 6 amps (1500W) of resistive loads.
Up to 6 amps (1500W) of fluorescent loads.
Up to 3 amps (750W) of electronic and wire wound transformer loads.
Up to 2 amps (500W) of CFL, 2D lamps, LED Drivers and LED lamps and fittings.
Up to 1 amp (250W) of fans.
Dimensions: 72mm diameter x 68mm



  • DimensionsOpen or Close
    Requires 63 or 64mm (2.5") diameter hole in a false or plasterboard ceiling cefl-dimensions
  • Detection DiagramsOpen or Close

    icn-detection-strongStrong detection zone
    ie. person moving arm

    icn-detection-secondarySecondary detection zone
    ie. person walking (less sensitive when walking straight towards PIR switch)

    PIR Quad detector gives 124 detection areas within the zone


    Perspective view of detection zone

    For optimum coverage recommended mounting height between 2.4 and 5m


    Several PIR occupancy switches


    In open plan areas

    For best coverage the PIR occupancy switches should be spaced every 5m in either direction

  • Wiring DiagramsOpen or Close
    Single PIR occupancy switch wd13a
    A few PIR occupancy switches wired in parallel wd13b