The BES M08EG1-PSC15S-S04G-S (BES02YZ) is an M8x1 threaded stainless steel housing photoelectric sensor with Ø8x65mm dimensions, designed for flush mounting. It features a 1.5mm sensing range, PNP normally open (NO) switching output, and operates at 80Hz switching frequency. Both the housing and sensing surface are constructed from durable stainless steel.