ASCO P Series Pressure Switches

Brand: ASCO

ASCO P Series pressure switches consist of an open-frame or enclosure-protected switch and a transducer unit.

They can be ordered separately for customer stocking and/or field assembly or as a complete factory-assembled unit.

ASCO P Series switches incorporate the unique ASCO TRI-POINT alternating fulcrum balance plate to control the operation of one or more electrical snap-action switches.

The pressure switch and transducer unit are fully-tested, self-contained subassemblies.
  • Field-adjustable set points
  • Fixed deadband
  • Choice of open-frame, general-purpose, or watertight enclosures
  • Small size mounts in any position
  • Rugged and vibration-resistant construction is built for challenging applications, e.g. compressors
  • Visual adjustment scales in psig and bar



Pipe / Port Size

  • 1/2, 1/4

Standards & Regulations

  • CSA, Typical 1, Typical 4, UL, Typical 3S


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