This BALLUFF BES 516-300-S295/1.025"-S4 is an inductive proximity sensor with dimensions of 51 x 48 x 26.04 mm, featuring an M12x1 connector and 4-pin male configuration. Operating at 10-30 VDC, it offers a 2 mm sensing range with normally open (NO) contact and flush mounting capability. Rated for oil pressure environments up to 207 bar, this model has been discontinued by the manufacturer and is replaced by BES05Z1 (BES 516-300-S358/1.025"-S4).