The BES516325GS4C inductive proximity switch features an M12x1 male connector with 4 pins, offering a sensing range of 4 mm. This PNP normally open (NO) sensor operates at 10-30 VDC with a switching frequency of 2500 Hz. Constructed with a PBT sensing surface and brass housing, it supports flush mounting and meets IP68 protection standards. Dimensions: 12 x 70 mm.