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Precision Hermetic Pressure Switches

Klixon's range of precision switches are hermetically sealed and designed to provide high reliability in demanding applications and harsh environments. These switches are qualified to military specifications MIL-S-8805.

Klixon’s precision hermetic switches have been used for over 40 years in a wide range of applications, and can be found on virtually all commercial and military aircraft, as well as various space vehicles and satellites worldwide.

Klixon hermetic miniature and sub–miniature snap–action switches are ideal for extremely harsh and demanding environments as found in aircraft, military, aerospace, and aircraft engines applications.

Ideal for Extremely Harsh And Demanding Environments:

  • Hermetically sealed
  • Excellent shock and vibration resistance
  • Switching up to 4 amps
  • Optimal for low level circuits
  • Temperature range between -275°F and 450°F
  • Lightweight
  • 30 VDC
  • Single and multiple pole designs available
  • Small, axi–symmetric design for robustness and reliability
  • Various mounting configurations for custom applications
  • Sealed and unsealed pushbuttons options
  • Proven, reliable performance and long life
  • MIL-S-8805 qualification option

Hermetic Pressure Switch applications:

Hermetic switches are used for position indication in applications such as

  • Aircraft landing gear and helicopter weight-on-wheels
  • Valve position indication in aircraft engines and APU’s
  • Aircraft environmental control systems and engine controls
  • Aircraft flight control surfaces
  • Stores away (munitions)
  • Door stairway indication
  • Brake controls
  • Parachute openers
  • Bomb racks and ejectors
  • APUs
  • Satellite panel indication and satellite arm indication
  • Pilot ejection seats
  • Missile launchers
  • Thrust reversers
  • Explosive actuators
  • EVA equipment
  • IUS platform
  • Hydraulic / servo controls
  • Engine valve indication
  • Gearboxes
  • Warhead safety circuits
  • Weapon firing systems and trigger switches
  • Rocket motor controls
  • Space station

Industry approvals:

  • MIL-S-8805
  • Space Station
  • Various space, weapons, military and commercial aircraft OEM's