12V DC Linear Actuators: 3.93'' Stroke, 9.69'' Retract, 13.62'' Extend, Acme Drive

This 12 V light-duty LD linear actuator with a 20:1 gear reduction can lift loads up to 50 kgf 110 lbs or 500 N and can withstand static loads up to 250 kgf 550 lbs or 2500 N. It has a maximum speed of 14.6 mm/s 0.57?/s at no load and 12.3 mm/s 0.48?/s at the maximum load. Limit switches at each end make the actuator easy to control over its full range of motion. The shaft holds its position when unpowered. This version has a 4-inch stroke 3.9? usable and a feedback potentiometer that lets you determine where the actuator is in its stroke.