This OpenAir GDE Series Three-Position Non-Spring Return Rotary Electric Damper Actuator has dual auxiliary switches, an operating voltage of 24 volts AC and a torque of 44 pounds per inch. This damper actuator is designed for control of building HVAC dampers and its features include easy-to-see position indicator, quiet operation and manual override. This actuator has plenum-rated cable for applications where conduit is not required.