Glideforce MD122008-P Medium-Duty Linear Actuator with Feedback: 100kgf, 8" Stroke (7.8" Usable), 0.58"/s, 12V

This 12 V medium-duty (MD) linear actuator can lift loads up to 100 kgf [225 lbs or 1000 N] and can withstand static loads up to 450 kgf [1000 lbs or 4500 N]. It has a maximum speed of 14.7 mm/s [0.58″/s] at no load and 10.4 mm/s [0.41″/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 an 8-inch stroke (7.8″ usable) and a feedback potentiometer that lets you determine where the actuator is in its stroke.