The VLSH-F0 Visible Light Source (gray cable) and PTRH-F Photo-Transistor Receiver (black cable) work as a pair and are the standard photocontrols for Option 100 (photoelectric timer – #22 Board) on a basic control.

  • 6′ shielded cables standard
  • 1″ long threaded bodies (3/8-32 thread)
  • Nuts and lockwasher are included as shown
  • List price $80.00 each, can be ordered individually


The ILS-D0 Infrared Light Source (gray cable) and PTRH-D Photo-Transistor Receiver (black cable) work as a pair and can be supplied in lieu of the standard photocontrols for Option 100 (photoelectric timer – #22 Board) on a basic control. Option 160 when added to a control.

  • 6′ shielded cables standard
  • 1″ long smooth bodies (0.25″ diameter)
  • List price $80.00 each, can be ordered individually

The DS-F0 Diffuse Sensor (gray cable) contains an infrared light source and a photo-transistor mounted side by side in a single package. It can be supplied in lieu of the standard photocontrols for Option 100 (photoelectric timer – #22 Board) on a basic control. Option 140 when added to a control.

  • 6′ shielded cable standard
  • 1″ long threaded body (3/8-32 thread)
  • Nuts and lockwasher are included as shown
  • List price $120.00 each, can be ordered separately