Manual electric/pneumatic air shut off system

The manual electric to pneumatic shut off system uses the manual toggle switch to activate the 3-way pneumatic solenoid which pressurizes the air intake shut off valve to close.

Electric/Pneumatic Air Shutoff System


Butterfly or Swing Gate Air Intake Shutoff Valve
Used to seal off intake air to a diesel engine for emergency shutdowns
  • Sizes range from 1” to 7”
  • Pneumatic version in 90-130 psi (6.2 - 9.0 bar)
  • Available temperature range from -40°F to +550°F (-40°C to 288°C)
  • Position indicator switch available


Circuit Breaker
Protects system from over current
  • 12 VDC, 30 amps
  • 24 VDC, 30 amps


Manual Override Toggle Switch
Enables an operator to manually close the air intake shutoff valve
  • Includes safety thumb guard and decal
  • Option for military switch
  • Silver contacts for durability


3-way solenoid valve
Uses the trip signal to actuate the air pressure to close the air intake shutoff valve
  • 12 or 24 VDC
  • Normally open contacts
  • Simple on/off circuit
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