Piston pressure switch / compact / heavy-duty
1 - 400 bar | PST4K Trafag


  • Technology:


  • Options and accessories:

    compact, heavy-duty

  • Process temperature:

    Min.: -25 °C (-13 °F)

    Max.: 125 °C (257 °F)

  • Pressure range:

    Min.: 1 bar (14.5 psi)

    Max.: 400 bar (5801.51 psi)


The Differential Pressostat of the PSTK Series is a piston sensor designed with a flange connection. It features a compact and durable housing and has an IP65 protection rating. This sensor can be mounted in any position and comes with a plug connector. It is suitable for applications with valve block within NP and ISP series.


Other Trafag products

Pressure switches