LGJ Light-Duty Gear-Reduced Jackshaft Operator for Rolling Grilles and Shutters – Model LGJ is a light-duty gear-reduced jackshaft operator for rolling grilles and shutters. It features an internal door lock sensing circuit, a compact design and a floor level disconnect. STANDARD FEATURES Motor: Powerful 1/4 HP, 115V single phase motor with instant reverse and …
3900 Light-Duty Commercial Jackshaft Operator for Sectional Doors – Model 3900 is a light-duty jackshaft operator for light-duty commercial sectional applications only. It features a compact design ideal for limited height, cathedral, or obstructed ceiling installations. It may be used on standard and high-lift (maximum 7 ft. high-lift) sectional doors measuring up to 14 ft. …
3595 3/4 HP Heavy-Duty Chain Drive Garage Door Opener – You’ve got carriage house or custom-designed solid wood garage doors, and we’ve got the dependable 3/4 horsepower heavy-duty garage door opener to lift them. The LiftMaster® 3595 3/4 HP Heavy-Duty Chain Drive Garage Door Opener is one of the only three professionally-installed garage door openers with 3/4 horsepower …
3280 1/2 HP Belt Drive Garage Door Opener – Quiet and smooth, yet as tough as a steel-belted tire, the 3280 1/2 HP Belt Drive Garage Door Opener is the perfect choice if you want both quiet and smooth-running reliability, or simply have rooms positioned above your garage. The 1/2 HP heavy-duty motor is equipped with our …
Extension Springs serve the function of assisting with the opening of the Garage Door, which helps reduce the strain on the motor. Garage door extension springs are made specifically for a particular garage door height. Although there are often multiple spring lengths for a given garage door height, longer springs tend to be used on …