The 92-0830-11300-532 Bray Commercial Double Acting Actuator is a pneumatic device used to automate various components in HVAC systems, like air handling units, dampers, and valves. It functions by converting compressed air pressure into linear force, which extends or retracts a piston to open or close the connected equipment. #BrayCommercial #92-0830-11300-532 #DoubleActingActuato... https://www.partshnc.com/92-0830-11300-532-bray-commercial-double-acting-actuator-140