Pneumatic Actuator on Knife Gate Valve

The standard pneumatic actuator (double acting on-off cylinder) consists of: 

  • Aluminum jacket and covers
  • Stainless steel (AISI 304) piston rod
  • Nitrile coated steel piston

Available from 2” to 40”

Supply Pressure: minimum 50 psi – maximum 142 psi

For valves installed in a horizontal position, we recommend U-type support plates and/or actuator support.


  • Hard anodized jacket and covers
  • Over / Undersized cylinder
  • Stainless steel jacket and covers
  • Manual override
  • Fail safe system
  • Travel stops

Instrumentation (on request):

  • Positioners
  • Solenoid valves
  • Flow regulators
  • Air preparation units
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