The HED 8 electrohydraulic pressure switch offers versatility with mounting options on a plate, in piping, by flange according to ISO 16873, or as an element in vertical (DIN 24340 form A) and horizontal strings. It has 5 pressure stages and 4 adjustment options, including shaft or spindle with internal hexagon, both with or without a protected cover, and rotary knobs with or without locking. Electrical connections are facilitated by standard DIN EN 175301-803 or IEC 60947-5-2; M12 x 1 plug connectors.