Linear Actuator, Rated Load 300 lb, Stroke Length 12 in, Speed @ Rated Load 19.4 in/min, Duty Cycle 25 Percent, Voltage 115V AC, 1.4 A Full Load Amps, Retracted Length 20 in, Hz 60, Max. Ambient Temp. 40 Degrees C/104 Degrees F, Enclosure Type Totally Enclosed Non Ventilated, Motor Type Permanent Split Capacitor, Thermal Protection Automatic, Capacitor Included Yes, Yes Capacitor Required, No Feedback Signal, Limit Switch Type Adjustable, Drive System Type Acme Worm Gear, Gear Material Steel