125P NEMA 4 & 13 Pressure Switch/Tamper Proof

125P NEMA 4 & 13 Pressure Switch/Tamper Proof
Designed for high pressure pneumatic or low impulse hydraulic applications requiring a narrow deadband. Has diaphragm sensor with efficient Nega-Rate® Belleville disc spring for excellent accuracy and repeatability.


  • Deadband (Differential): The deadband can be selected anywhere from 20 psig (1.38 bar) or 8% (whichever is greater) to 45% of the set point
  • Electrical: Snap action electrical switch recognized by Underwriters’ Laboratories, Inc. and CSA International
  • Electrical Connection: 1/2 NPT male conduit connection with PVC insulated 18 AWG leads 18" long
  • Pressure Connection: 1/4 NPT Female
  • Temperature Range*:
    • Ambient: -40°F to +180°F (-40°C to +82°C)
    • Media: -40°F to +300°F (-40°C to +149°C)
  • *Temperature limits change with O-Ring selection
  • Shipping Weight: Approximately 10 ounces