This OpenAir GCA Series Two-Position Spring Rotary Electric Damper Actuator has an operating voltage and input signal of 24 volts AC and a torque of 142 pounds per inch. This damper actuator is designed for control of building HVAC dampers and its features include self-centering shaft coupling, bi-directional fail-safe spring return, manual override, and acceptance of shaft diameters up to 1-in. This actuator is designed for applications where the damper is required to return to a fail-safe position when there is a power failure, the actuator is equipped with a 3-in standard cable. Also serves as the replacement actuator for Flowrite 599 Rack and Pinion series electro-mechanical valve actuator assemblies.

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