Electric Actuator, Non-Spring Return, Shaft Type Self-Centering Clamping, Torque (In.-Lbs.) 35, Stroke Deg. 90, Height (In.) 2, Width (In.) 5, Depth (In.) 2-3/4, Screw Terminals, Floating with Timeout, 140, 3.0 VA, Timing (Sec.) 60, Voltage 24 AC, 3.0, Dampers and Valves, ML6161A2009, Includes Anti Rotation Bracket