7PSWVACPR Weather-Tight

Model Number: 7PSWVACPR

  • Range 3 WC to 0-100 WC
  • NEMA 4X & 12 housing; Class I Div I, Gr. C & D
  • Up to four SPDT contacts
  • Various wetted materials available


  • Designed for low vacuum and pressure applications where it may be useful to have both pressure and vacuum settings in one device. These switches are very versatile and can be built with up to four set points either above and/or below atmospheric with just one process connection. 
  • Explosion-proof cast-aluminum housing
  • Frictionless switching mechanism, which amplifies the movement of the switching element, resulting in improved life, repeatability, and lower deadbands
  • Accommodates up to four full size SPDT electric switches, which are available in a variety of configurations, including:  adjustable deadband, DPDT, high/low operation, & manual reset
  • Switch configurations can be supplied with low deadband, high direct current ratings, gold contacts, hermetically-sealed contacts
  • Standard vacuum-sensing element constructed of aluminum alloy using a strong Buna-N elastomer diaphragm (other diaphragm and wetted materials are available)