M18 Flush Inductive Proximity Sensor – 5mm Shielded Detection (0-4.6mm Reliable), M18×1 Thread, DC 3-Wire NPN/PNP + DC 2-Wire, NO/NC, BILN5-GM18 Series
M12 Diffuse Photoelectric Switch BPP-D30N 30cm NPN NO
M30 Non-Flush Inductive Proximity Sensor – Analog Output 0-10V/4-20mA, 15mm Max Range, DC 10-30V
M30 Capacitive Proximity Switch 15/20mm | AC/DC, NPN/PNP Sensor
TL-N5M Series Square Proximity Switch – 5mm Flush Detection (Reliable 0-4mm), Industry-Standard Square Body, DC 3-Wire NPN NO/NC & PNP NO (TL-N5ME1/E2/F1)
M12 Magnetic switch sensor