Slotted optical switch, optical transmitter on one side and receiver the other side with transistor ouput.
OPTEK
Slotted Optical switch
Part # OPB 830W55
Horizontal slot
Full technical data sheets available
Full mount bracket, slot is 3mm wide
Complete with 4 wire colour coded connection lead which is 75cm length and terminated on a 3 pin "Molex" style female plug (two wires are strapped together at this plug)
COSMETIC CONDITION:
USED
CLEAN
NO physical damage at all
Tested and operating correctly
Supplied in a sealed clear plastic packet
USED
Exactly as described