Trolley Openers

liftmaster-mt

MT

Medium Duty Trolley Operator for Standard Lift Sectional Doors 

Model MT is a Medium-Duty Logic trolley operator for standard lift sectional doors. It features a high-starting torque motor, a compact design, quicket-gliding rail spacers and a quick-mount swivel header bracket.

liftmaster-t

T

Industrial-Duty Trolley Operator for Standard Lift Sectional Doors 

Model T is an industrial-duty trolley operator for standard lift section doors. It features a low profile and industrial ball bearings on the output shaft.

liftmaster-gt

GT

Heavy Industrial-Duty Trolley Operator

Model GT is a heavy industrial-duty trolley operator for standard lift sectional doors.


Jackshaft Openers

liftmaster-mj

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 high-starting torque motor.

liftmaster-j

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 motor, industrial ball bearings on the ouput shaft and a universal mount frame design.

liftmaster-gh

GH 

Heavy Industrial-Duty Gear-Reduced Hoist Operator 

Model GH is a heavy industrial-duty gear-reduced hoist operator. It features a removable hinged electrical box cover and is easily field-converted in seconds for a left or right-handed drive and hoist.