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ST910 Suretime PIR Automatic Light Switch – 2 Wire

Add more depth to your lighting circuit with the addition of Suretime’s ST910 PIR light switch, this enables automatic switching of your lighting when someones presence is detected for a set amount of time before turning off. No neutral is required making it an easy like for like replacement of your typical existing light switch.

  • Supports single one-way switching only.
  • Adjustable lux level to suit installation area.
  • Adjustable on-time adjustment.
  • Manual ON/OFF or AUTO slider switch.
  • LED compatible (with use of the ZV900 load controller).
  • Concealed controls for lux and light on time.
  • DIP Switch: To enable or disable the Manual ON/OFF function.
  • Motion indication via red LED light.
St910 web
  • Suretime logo
  • ST LEDs up to 300W
  • ST 2 Year Guarantee


Operating Voltage 230V AC 50Hz
Operating Temperature -20°C to +40°C
Earth Class Class II
Switch Rating 300W Halogen, 18W to 150W Fluorescent (Low-loss or electronic ballast), 15W to 100W CFL (electronic ballast), 5W to 300W LED (with use of the ZV900 adaptor)
Wall Box Depth 25mm
Detection Angle 170°
Detection Range 8m Front, 4m Sides
Mounting Height 1.1m for optimum detection range
Lux Level Adjustment 1-10 lux (Moon Symbol) - 1000 lux (Sun Symbol)
Dimensions Height 86mm x Width 86mm x Depth 27mm

This product requires to be permanently powered which is achieved through the switched live. As such, some LED and CFL lamps may glow or flash whilst this product is in the “OFF” status. This glow/flash can be eliminated by adding the Timeguard ZV900 Automatic switch load controller to the circuit. The Model ZV900 is sold separately.

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