Pressure Switches

Customized switches for challenging applications

In addition to commercial off-the-shelf (COTS) models, we design, manufacture and deliver custom engineered pressure switches for a range of challenging industries, including oil and gas, medical, transportation, food processing, military, commercial aerospace and more. Choose from gauge, absolute and differential switches—all of which are built to thrive in severe environments. You can also customize your switch with your own wire, cable, seal materials and weather-proof connectors.

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  • Vibration, flame and shock resistance
  • Temperature range: -67° to 400°F
  • Pressure range: vacuum to 110,000 psi
  • Hermetically sealed
  • Dry circuit and high current applications

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  • Snap-action electrical switch tested to 1 million cycles
  • High sensitivity
  • High overpressure capability
  • Very low hysteresis
  • Repeatable across wide temperature ranges


  • Thermal lock-out
  • Time delayed actuation
  • Flush-mount switch for pipe interiors
  • Dual microswitch


  • Fuel systems
  • Anti-skid controls
  • Main landing gear
  • High/low pressure
  • Primary flight controls
  • Shoulder, pedestal and aircraft missile launchers
  • Transmission oil pressure—with or without time delay
  • Hydraulic systems diagnostics
  • Fire suppression systems
  • Suspension retraction
  • Tire pressure

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[email protected] | 973-616-6900

2 North Corporate Drive, Riverdale, NJ 07457 | Sigma-Netics, Inc. © 2021