Inductive Proximity Sensor, 8mm Sensing Distance, 800Hz Response, NPN Output, 24V, 10mA
Proximity Sensor Inductive NC NPN 8mm 10V to 32VDC 4-Pin
Capacitive Proximity Sensor Module 10-32V 4-Pin Barrel Connector
Capacitive Proximity Sensor Module, 2 to 7mm Range, 10 to 32V, 4-Pin