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Marshall Excelsior

MPN: ME205

Marshall Excelsior Air Actuator MEC/Fisher 1-1/4" Internal Valve

Marshall Excelsior Air Actuator MEC/Fisher 1-1/4" Internal Valve


Regular price $528.30 CAD
Regular price Sale price $528.30 CAD
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The Marshall Excelsior Airstroke Air Actuator (Part Number: ME205) is designed with a heavy-duty stainless steel frame to withstand the toughest conditions. Ideal for remote locations or direct operation off the air brake system in bobtail or transport applications, this actuator ensures reliable performance and safety.

Key Features:

  • Heavy-Duty Construction: Stainless steel frame for durability.
  • Smooth Operation: Cam mechanism opens the internal valve lever when air, nitrogen, or carbon dioxide is applied.
  • Automatic Closure: Internal valve closes automatically when pressure is released.
  • Fire Safety: Thermal plug melts at 212°F (100°C) to release pressure and close the valve in case of fire.
  • No Modifications Required: Comes with all necessary hardware for easy installation.
  • Actuator Type: Airstroke™ by Firestone.
  • Compatibility: Fits MEC models ME990-10, ME991-10, ME992-10, ME992-12, and Fisher® C407 internal valves.
  • Operating Pressure Limits: Minimum 20 PSIG, Maximum 125 PSIG, Recommended 20-25 PSIG.


  • Internal Valve Size: 1-1/4" Threaded
  • Operating Pressure Limits:
    • Minimum: 20 PSIG (1.38 bar)
    • Maximum: 125 PSIG (8.62 bar)
    • Recommended: 20-25 PSIG (1.38-1.72 bar)
  • Thermal Plug Melting Point: 212°F (100°C)
  • Material: Stainless Steel
  • Weight: Approximately 2 kg
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