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

Manual Electric to Pneumatic Shutdown 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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