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Fisher™ G-Series Pneumatic Actuator
The Fisher G-Series actuator is a highly reliable, spring-return or double-acting actuator exclusively for use on Fisher control valves and Digital Isolation™ products.
Commonly installed on large or high pressure valves and in fast stroking, SIS, and HIPPS applications.
Fisher™ G-Series Pneumatic Actuator


Spring-return, Double-acting
Control Type
Operating Temperature
Standard Temperature
Power Source
Valve Type
Ball Valve, Butterfly Valve, Eccentric Plug Valve, Triple Offset Valve
RoHS Statement
This product is only intended for use in large-scale fixed installations excluded from the scope of Directive 2011/65/EU on the restriction of the use of certain hazardous substances in electrical and electronic equipment (RoHS 2).
Other Configurations
Contact your local Emerson business partner or sales office to learn about additional specifications or options for this product.


  • Offers multiple configurations with a modular design that enables safe field maintenance and reduced inventory cost.
  • Patented Tension-Lok™ device positively locks the spring module to allow its safe removal and installation, eliminating accidential release of the spring force.
  • Interchangeable power and spring modules for quick reversal of the fail-safe mode.
  • Suitable for use in demanding applications, such as SIS, ESD, and HIPPS.
  • Able to move large volumes of air quickly, making it ideal for fast stroking applications.


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