Fisher 685 series piston actuators provide medium to high thrust output for a variety of medium to very large Fisher sliding-stem valves, including the easy-e™, HP, EH, FB, and 461 valves.
Fisher 1B pump governor actuator is used to maintain a constant discharge pressure on steam-driven turbine or reciprocating pumps and for pressure reducing or pressure relief applications.
Fisher Lever-Lock handlever actuator is used for reliable manual operation of NPS 3 through 8 Fisher 8560 and NPS 3 and 4 A11 high performance Butterfly valves.
Fisher M series handwheel gear actuators are totally enclosed, weatherproof, worm gear actuators used for reliable manual operation with Fisher A11, A31A, and 8560 high performance Butterfly valves.
Fisher 3024C actuator is a compact, spring-opposed pneumatic diaphragm actuator. It incorporates a cast yoke mounting and is suitable for general purpose actuation of globe valves.
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.