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Scotch Yoke Actuators

ย Air or fluid powered rotary actuators
for heavy duty, high torque applications.

 

AG Series

90ยฐ | Critical Service
Italian-Made, 25 Year Design Lifeย 

DA: Up to 310,000 in-lbs
SR: Up to 170,000 in-lbs
Options: Hydraulic, Custom Paint, Manual Overrides

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HD Series

90ยฐ | Heavy Duty
Industrial Workhorse

DA: Up to 3,000,000 in-lbs
SR: Up to 1,400,000 in-lbs
Options: Hydraulic, Custom Paint, Manual Overrides

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Scotch Yoke Case Studies

Custom Forged Sesto Trunnion Ball Valves w/ Air Controls, Explosion Proof Termination, & Pneumatic Actuators Case StudiesHD SeriesLimit SwitchesMT SeriesSesto ForgedSolenoid Valves
July 28, 2025

Custom Forged Sesto Trunnion Ball Valves w/ Air Controls, Explosion Proof Termination, & Pneumatic Actuators

Even more Pneumatically Automated Explosion Proof Forged Trunnion Valves are shipping today! This order is a great example of the transition point between affordability of a Rack & Pinion and Scotch Yoke. At some point in the consideration of a higher torque actuator, the decision…
Max-Air Technology
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Dedicated Truck Shipment of Resilient Seated Lug Valves w/ Declutchable Overrides & Hand Pump Overrides 050/051 SeriesCase StudiesGOW SeriesHD SeriesMT Series
July 28, 2025

Dedicated Truck Shipment of Resilient Seated Lug Valves w/ Declutchable Overrides & Hand Pump Overrides

This dedicated truck shipment of Resilient Butterfly Valves is full of large lug valves w/ pneumatic actuation & manual override options. The Rack & Pinion assemblies include our GOW Series Declutchable Gear Operators and the Scotch Yokes include Hydraulic Hand Pump Overrides. #thebestwaytoautomateyourprocess
Max-Air Technology
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30″ Delta T Class 150 High Performance Butterfly Valve w/ Spring Return Scotch Yoke Actuator, Limit Switch, Solenoid, Termination, & Tubing 800 SeriesCase StudiesHD SeriesLimit Switches
October 23, 2024

30″ Delta T Class 150 High Performance Butterfly Valve w/ Spring Return Scotch Yoke Actuator, Limit Switch, Solenoid, Termination, & Tubing

This Delta T 851 Series, High Performance, Stainless Steel, Class 150, Butterfly Valves is being automated by our HD Series, Scotch Yoke Actuator and includes limit switch, solenoid valve, and termination. There was also another 18" Valve in the same configuration that shipped with this…
Max-Air Technology
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4″ Forged Sesto Carbon Steel Metal Seated Trunnion Ball Valves w/ Max-Air Spring Return Scotch Yokes & Air Handling Case StudiesHD SeriesSesto ForgedSolenoid Valves
October 11, 2024

4″ Forged Sesto Carbon Steel Metal Seated Trunnion Ball Valves w/ Max-Air Spring Return Scotch Yokes & Air Handling

Through our Sesto Valves brand, we supply a variety of engineered ball valve solutions! These 4" Class 600 Carbon Steel Metal-Seated Trunnion Valves are going into high pressure steam service. The 316 Stainless Steel Ball and Seat are coated with Tungsten Carbide. All of this…
Max-Air Technology
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Italian Designed & Made Scotch Yoke Actuators w/ Positioner, Stainless Tubing, & Hand Pump Override AG SeriesCase StudiesPositioners
September 23, 2024

Italian Designed & Made Scotch Yoke Actuators w/ Positioner, Stainless Tubing, & Hand Pump Override

Our AG Series Scotch Yokes are Made in Italy, Field-Safe Serviceable, and built for a 25-Year Design Life! With torques covering from 13,000 in-lbs to 300,000 in-lbs and Design Verification, the AG Series is one of the most robust Scotch Yoke Actuators on the market!
Max-Air Technology
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