132T NEMA 4X, 7, 9 & 13 Hazardous Hydraulic Temperature Switches

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Compact, adjustable, direct mount hazardous hydraulic temperature switches featuring the efficient Nega-Rate® Belleville disc spring for set point stability and vibration resistance. Available with all stainless steel exterior and interior construction together with a hermetically sealed, explosion-proof electrical assembly. Ideally suited for applications involving hazardous and corrosive medias or environments.


  • Electrical: Snap action electrical switch assembly listed by Underwriters’ Laboratories, Inc., FM Approval and CSA International
  • Electrical Connection: 1/2 NPT male conduit connection with PVC insulated 18 AWG, 18" long leads
  • Process Connection: 1/2 NPT Male, Direct mount
  • System Pressure: 1500 psig maximum
  • Proof Pressure: 2250 psig
  • Adjustment: Internal, slotted adjustment nut with range scale
  • Temperature Range:
    • Ambient: -40°F to +180°F (-40°C to +82°C)
    • See Electrical Assembly specification sheet for Temperature Class Ratings.
  • Shipping Weight: Approximately 2.5 pounds