Jackshafts

J – Industrial Duty Jackshaft

J Industrial Duty Jackshaft Operator -   Model J is an industrial-duty jackshaft operator. It features a removable hinged electrical box cover, a continuous-duty high-starting torque otor, industrial ball bearings...

MJ – Medium-Duty Jackshaft

MJ Medium-Duty Jackshaft Operator -   Model MJ is a Medium Duty Logic jackshaft operator. It features a compact design, an adjustable friction clutch, a standard solenoid brake and a...

MGJ – Medium-Duty Gear-Reduced Jackshaft

MGJ Medium-Duty Gear-Reduced Jackshaft Operator for Rolling Grilles and Shutters -   Model MGJ is a Medium-Duty Logic gear-reduced jackshaft operator for rolling grilles and shutters. It features a compact design,...

LGJ – Light-Duty Gear-Reduced Jackshaft

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...

Liftmaster 3900 – Light-Duty Commercial Jackshaft

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...