Photoelectric Sensor Thru-beam Light ON/Dark ON NPN 0.005m 4-Pin
Optical Switches, Transmissive, Phototransistor Output 5mm SLOT LSH L/D-O NPN CON
Photoelectric Sensor Thru-beam Light ON/Dark ON NPN 5m 4-Pin
Compact Pre-wired Photo microsensor with Built-in Amplifier Photoelectric Sensor