The BALLUFF BES M12MI-NSC20B-S04G proximity sensor features a compact design with dimensions of Ø12 x 65 mm, utilizing an M12x1 threaded housing for flush mounting. This NPN normally open (NO) switch offers a sensing range of 2 mm and operates at a switching frequency of 3500 Hz. Constructed with brass housing and nickel-free coating, it ensures reliable performance in industrial applications.