Linear Actuator Rated Load 27 lb Stroke Length 4 in Speed @ Rated Load 1.3 in/sec Duty Cycle 20 Percent Voltage 12V DC 2.5 A Full Load Amps Retracted Length 8 in Max Ambient Temp 65 Degrees C/149 Degrees F Enclosure Type IP66 Motor Type DC Limit Switch Type Factory Preset Internal Drive System Type Gear Gear Material Metal Screw Type Acme Nut Material Delrin Standards CE Certified