Diffuse-Reflective Photoelectric Sensor, Red LED, 30VDC, -25 to 55°C, 4-Pin
Photoelectric Sensor Retro-Reflective Light ON/Dark ON PNP Open Collector 4m 4-Pin
Photoelectric Sensor Limited Distance Reflective Light ON/Dark ON PNP Open Collector 0.05m 4-Pin
Thru-Beam Photoelectric Sensor, 20m Max Distance, 30VDC, 4-Pin
Photoelectric Sensor Thru-beam Light ON/Dark ON PNP Open Collector 20m 4-Pin