Barber Colman 2 Position Spring Return Valve Actuator (24V)

These actuators are used for electric two-position control of globe valves and dampers which require a return to the normal position upon power interruption. Features Two-position actuators controlled by an SPST controller Spring return. Available 24, 120, and 240 Vac models. An actuator with the part number suffix "-500" has a built-in, adjustable, SPDT auxiliary switch Available damper models with linkage or base models that require separate damper or valve linkage. Die cast lower housing with 1/2 in. conduit opening and painted steel upper housing. Hydraulic actuator with oil-immersed motor and pump