PSM-520 Pressure Switch

WIKA has extended its family of pressure switches with a heavy-duty instrument for machine building. The WIKA PSM-520 pressure switch can switch electrical loads of up to AC 230 V/10 A.

The robust instrument has been designed, in particular, for use in the pump and compressor industry. The switch point can be individually set on site, while a protection cap prevents any accidental alteration.

The model PSM-520 can be delivered with setting ranges from -0.4 ... +7 bar to 6 ... 30 bar. It operates with a non-repeatability of the switch point of ≤ 2 % of span.


  • Adjustable on site
  • Protection cap for switch point adjustment

Customer Service

Edward van Doorn