ProMation Engineering manufactures Electric Actuators designed for long term reliable performance in the harshest of an industrial environments. Our actuators are available with on/off, jog, or proportional control for use on Ball Valves, Butterfly Valves, Gate Valves, Globe Valves, Dampers and other products. Our Non-Spring Return P Series actuators offer 21 various models to provide a range of 50"lbs to 40,500"lbs torque. Our product design utilize modular electronics, advanced control circuitry, and a self-locking worm gear drive principle which provides for a smooth running, dependable, robust drive system. Our Spring Return PA-PD and D Series actuators are offered in 20 models ranging from 50"lbs to 2,300"lbs and utilize a built-in Manual Override uniquely allows positioning of valves and dampers during extended power outages. Our PL Series electric linear actuators are available in 4 sizes and offer stroke ranges from 20mm to 100mm with up to 4400# of thrust and include a manual override for positioning for on/off, jog, or proportional control requirements. All models offer a visual position indicator along with a wide array of standard features (complete array of accessories are also available), are ISO5211 compliant, and designed to provide a maximum efficiency and durability.