Actuators

Pneumatic, electric, and hydraulic actuators for valve automation in the oil, gas, and petrochemical industries. Include self-contained actuators for remote locations without power supply.

Configurations

Available types

Select the configuration that best fits your application.

Pneumatic Rack & Pinion Actuators

Pneumatic rack and pinion actuators for quarter-turn valves. Provide fast and reliable operation with consistent output torques. Designed for ball, butterfly, and plug valves, with single and double acting options.

Emerson / Bettis / Shafer

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Pneumatic Scotch Yoke Actuators

Pneumatic scotch yoke actuators generating high torque at the start and end of stroke, ideal for large-size and high-pressure valves. Their mechanism provides mechanical advantage where it is most needed, at valve opening and closing.

Emerson / Bettis / Shafer

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Electric Actuators

Multi-turn and quarter-turn electric actuators for applications requiring precise position control where air supply is not available. Feature torque and travel limit protection, with interfaces for distributed control systems.

Emerson / Bettis / Shafer

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Hydraulic Actuators

High-thrust hydraulic actuators for large valves and severe service. Capable of generating extremely high forces in a compact package, ideal for gate valves, large-diameter ball valves, and subsea applications.

Emerson / Bettis / Shafer

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Self-Contained Actuators

Self-contained actuators that operate without an external power source. Use line gas or hydraulic accumulators for autonomous operation. Ideal for remote locations such as offshore platforms, wellheads, and pumping stations, with solar and wind power options.

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Technical data

Specifications

Compliance

Standards & certifications