Carlo Gavazzi ICB12L50N08NCM1 Proximity Sensors Inductive proximity sensor, M12 Nickel-Plated Brass, M12 plug, Sn 8mm, Non-Flush mount, Long body, NPN NC output, Supply voltage 10-36Vdc, Max output current 200 mA, Max switching frequency 2 kHz, Operating temperature -25C - +70C, IP67