Carlo Gavazzi ICB30L50F15NOM1 Proximity Sensors Inductive proximity sensor, M30 Nickel-Plated Brass, M12 plug, Sn 15mm, Flush mount, Long body, NPN NO output, Supply voltage 10-36Vdc, Max output current 200 mA, Max switching frequency 1 kHz, Operating temperature -25C - +70C, IP67