The BALLUFF BES R04KC-PSC25F-EP02 is an inductive proximity switch with a sensing range of 2.5 mm, operating at 10-30 VDC with a switching frequency of 3000 Hz. It features PNP output configuration, normally open contact (N/O), and comes with a 2-meter cable. Designed for non-flush mounting, it operates within a temperature range of -25 to +70 degrees Celsius and has an IP67 protection rating.