24V AC/DC Floating, On/Off SPDT Electric Actuator, -22° to 149°F, 44 in-lb, 25 sec Spring Return, 90 This listing is for each. Damper Actuator Type ON/OFF, SPDT, Direct Coupled, Floating Operation Type Spring Return Voltage Rating 24 Volt AC/DC Maximum AC Voltage 24 Volt Maximum DC Voltage 24 Volt Frequency Rating 50/60 Hertz Power Rating 6/3 Volt Amp (Driving) Torque 44 Inch-Pound Angle of Rotation 95 Degree Enclosure NEMA 2, IP54 Size 3-55/84 Inch Width x 3-5/32 Inch Depth x 6-81/54 Inch Height Shaft Diameter 3/8 to 5/8 Inch Body Material Plenum Rated Plastic Operating Temperature -40 to 149 Deg F (Ambient) Application HVAC System Approval UL 873, C-Tick, CE Connection Type Enclosed Screw Terminal Strip Control Signal Range 2 to 10 Volt DC Timing 90 Second Includes Mounting Bracket, Self Centering Shaft Adapter Features / Benefits Brushless Dc Submotor with Electronic Stall Protection Self-Centering Shaft Adaptor (Shaft Coupling) for Wide Range of Shaft Sizes Combined Floating and Modulating Control in a Single Device Internal End Switch Three Foot, 18 AWG Color Coded Cable Access Cover to Facilitate Connectivity Durable Plastic Housing with Built-In Mechanical End Limits Spring Return Direction Field Selectable Shaft Position Indicator and Scale Plenum Rated Per Ul873 Integral 1/2 Inch NPSM Conduit Connection