gas pressure switch / for air / diaphragm / for hydraulic applications
PSM03 WIKA Alexander Wiegand SE & Co. KG



  • Fluid:

    for gas, for air

  • Technology:


  • Applications:

    for hydraulic applications, OEM, for pneumatic applications, for injection molding machines

  • Other characteristics:

    compact, with adjustment knob

  • Process temperature:

    Max.: 80 °C (176 °F)

    Min.: -20 °C (-4 °F)

  • Pressure range:

    Max.: 400 bar (5,801.51 psi)

    Min.: 0.2 bar (2.9 psi)


Hydraulics and mobile hydraulics
Plastics injection moulding machines
General machine building and plant construction
Media: Compressed air, neutral and self-lubricating fluids, neutral gases

Special Features

High reproducibility
High vibration and shock resistance
Setting ranges from 0.2 ... 2 bar to 40 ... 400 bar
Long service life due to high-quality micro switch
Precise switch point setting with adjustment knob