We are specialists in position sensing, in other words feed back signal from a linear or rotary sensor. With our experience we will guide you to the best solution, no matter if you need some standard components from our stock or larger quantities of a customized sensor.

Ship-approved pressure switches

Trafag pressure switches are used to control pressures by means of a simple on/off electrical switch.


  • with/without display
  • various switching capabilities
  • CE, EX or Marine Approved

  • Sensing systems

  • ideal for hydraulic systems
  • suitable for a high number of switching operations
  • resistant to abrupt pressure changes

  • Metal bellows:

  • sensitive pressure control of liquids, vapours and gases

  • Membrane:

  • measurement of liquids, vapours and gases
  • suitable for a high number of switching operations
  • resistant to abrupt pressure changes resistant to overpressure

  • Would you like to know more? (Trafags catalog)

    Maximilian Grudin

    Product division:
    Pressure- and temperature sensors

    View contact info

    ProductMeasuring rangePressure connectionSensor technologyOutputDocumentation
    Differential Pressure Picostat PSTD 9D0
    Differential Pressure Picostat PSTD 9D0-1..6 (0..4) till -1..8 (0..6) BarG1/4'' female / flange connectionMicro switchDatasheetManual
    Pressure switch EPN-S 8320
    Pressure switch EPN-S 83200...2.5 to 0...600 barG1/4'' maleThin film on steelTransistor (open source)Datasheet
    Pressure transmitter DCS 8864
    Pressure transmitter DCS 88640...2.5 to 0...600 barG1/4'' male, et al.Thin film on steel4...20 mA, 0...10 VDC 2 Relays, electrically isolated 30W (max.1A), 36 VAC/ DCDatasheetManual
    Pressure switch PST4M, Picostat
    Pressure switch PST4M, Picostat1...10 to 10...100 barG1/4'' female / flange connectionMembranMicro
    Pressure switch PST4K, Picostat
    Pressure switch PST4K, Picostat1...10 to 4...400 barG1/4'' female / flange connectionPistonMicro
    Pressure switch PST4B, Picostat
    Pressure switch PST4B, Picostat-0,6...3,4 to 4...40 barG1/4'' female / flange connectionBellowsMicro
    Pressure switch PV/PVF
    Pressure switch PV/PVF -0,9...1,5 to 4...40 barG1/4'' femaleBellowMicro switchDatasheetManual
    Pressure switch PK
    Pressure switch PK 1...10 to 60...600 barG1/4'' femalePistonMicro switchDatasheetManual
    Pressure switch P/PS
    Pressure switch P/PS -0,9...1,5 to 10...100 barG1/4'' femaleBellowMicro switchDatasheetManual