Actuator, Valve Application Damper, Signal Type Floating Point with Timeout, On/Off, Rated Torque 35 in-lb, Input Voltage 24V AC, Electrical Connection Type Screw Terminals, For Use With Building Automation Systems Building Automation System Compatible, NEMA Rating 1, IP Rating IP40, Spring Return Non-Spring Return, Time to Close 30 sec, Shaft Type Self-Centering Clamping, Shaft Rotation CW/CCW, Stroke Degree 93 Degrees , Mounting Type Direct Mount, Maximum Operating Temperature 140 Degrees F