NPN/PNP Amplifier, 10-30VDC, 150mA, 1ms, IP67
Photoelectric Sensor, Retro, 5m, 10-30VDC, NPN/PNP, QD, Mini-Beam Series
MINI-BEAM Dark-On Sensor, 10V-30V, 150mA, Threaded Mount, IP67
BANNER ENGINEERING SM312LVQD-50939 PHOTOELECTRIC SENSORS
SM312LVQD-44650 NPN ONLY OUTPUT ON BLACK WIRE