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 1078 manual actuators are declutchable actuators for manual operation of control valves and equipment that use power actuators.
Fisher 644 and 645 actuators are used to automatically control steam-driven boiler feedwater pumps (reciprocating or turbine).
Fisher 3025 diaphragm actuators provide small to medium thrust output for Fisher sliding-stem valves, including the easy-e™, HP, EH, and 461 valves.
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 1077 manual-only handwheel actuators are intended for use with rotary-shaft 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 1080 manual actuator is a declutchable actuator for manual operation of control valves that use a 1035/El-O-Matic™ power actuator.
Fisher 1052PSV actuator has a seismically-qualified actuator design based on the standard Fisher 1052 size 60 actuator.
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.