2PSVAC Vacuum Switch

Model Number: 2PSVAC

  • Ranges from 5-30"HG and -30/0/30" HG
  • NEMA 4X, 12 & 13 housing
  • One or two SPDT contacts
  • Various wetted materials available


  • Cast-aluminum housing available in explosion-proof or weather-tight options
  • Frictionless switching mechanism, which amplifies the movement of the switching element, resulting in improved life, repeatability, and lower deadbands
  • Available with one or two SPDT electric switches that are independently adjustable
  • Removable enclosure cover for easy wiring and adjustment of the vacuum setting
  • Features s/s screws that retain the cover gasket when the enclosure cover is removed
  • Standard vacuum sensing element uses a strong Buna-N elastomer diaphragm (other diaphragm and wetted materials are available)
  • Modular design of pressure-sensing elements accommodates high / low and differential pressure using diaphragm, bellows or piston for actuation