Photocell 120V, 240V, 347V

The SPT series controls combine the superior performance of the AT series with an economical, yet highly durable, polycarbonate housing. These controls feature a heavy-duty thermal bi-metal switch that provides a 30-45 second time delay. This virtually eliminates unwanted lamp cycling that could be caused by lightning, car headlights, or other sudden changes in the ambient light level.

  • Polycarbonate housing with UV resistant window.
  • Thermal bi-metallic switchlight sensor is a cadmium sulfide cell.
  • Temperature range -40C to 65C.
  • Swivel base.
  • Turn On 1.5FC, Off/On ratio 4:1.
  • Slide bar allows for adjustment of factory setting.


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