Wall or ceiling mounted PIR occupancy switch


Download Installation Guide

Wall or ceiling mounted PIR occupancy switch.

The WACE PIR is suitable for either wall or ceiling mounting. It fits either into a plaster depth (16mm) wall box or onto a ceiling mounted square pattress box. It requires a neutral wire.

Product code: WACE PIR




Suitable for stairwells, corridors, toilet lobbies, etc.


Version incorporating override off button, enabling lights to be held off during video presentations etc, available by request.




Detection Zone: 120°
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: 86 x 86 x 22mm. Wall box depth 16mm



  • DimensionsOpen or Close
    WACE PIR: 86 x 86 x 22mm
    Requires 16mm deep box
  • 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

    Ideal mounting height between 1 and 1.8m


    Side elevation of detection zone


  • Wiring DiagramsOpen or Close
    Single WACE PIR wd20a
    A few WACE PIR wired in parallel, eg. in a stairwell wd13b