Actuator, Valve Application Damper and Valve, Signal Type Floating Point, Proportional, Rated Torque 175 in-lb, Input Voltage 24V AC, Contact Form SPDT, Electrical Connection Type Screw Terminals, Spring Return Spring Return, Time to Close 90 sec, Shaft Type Self-Centering Clamping, Shaft Rotation CW/CCW, Stroke Degree 95 Degrees , Mounting Type Direct Mount, Maximum Operating Temperature 140 Degrees F, Minimum Operating Temperature -40 Degrees F, Overall Width 4 in