Commercial Garage Door Openers

watch the new commercial door operator interactive videoCommercial sites have needs that are very different from residential applications – frequency of use being the most common difference. Whereas the typical garage door opener may only be used a few times daily, a commercial operator may be used several times an hour. With this heavy industrial usage in mind, LiftMaster® has developed a full line of operators that provide the highest levels of strength and durability. Lowry Doors’ LiftMaster professionals canassess precisely what you need and install a reliable system your business can count on for many years to come.

LiftMaster commercial door operators are UL325-2010 compliant 

Effective August 29, 2010, Underwriters Laboratories mandated that all commercial door operators bearing the UL label must be equipped with continuously monitored safety devices, such as photo sensors or sensing edges, that will detect and reverse the door if a person or object enters the path of the door.

Have questions about UL325-2010 compliance? Click here to learn more.

Typically used for standard lift sectional doors, trolley operators are available in light, medium and industrial-duty. The applications for trolley operators range from residential or light-duty applications to heavy-duty industrial applications.

APT 
Low-Profile Apartment House Trolley Operator 
Model APT is a low-profile apartment house operator that features a resilient-mount motor, low-profile design, industrial ball bearings on the output shaft, and quiet-gliding rail spacers.
 

 

ATS 
Advanced Trolley System Light-Duty Trolley Operator 
Model ATS is an advanced trolley system light-duty trolley operator. It features an automatic safety reverse and door stop, a maximum run timer, a heavy-duty “I-beam” configured trolley track, and an auto-reconnect trolley.
 

 

GT 
Heavy Industrial-Duty Trolley Operator 
Model GT is a heavy industrial-duty trolley operator for standard lift sectional doors.
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.
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.

Jackshaft operators are designed for use on rolling grilles and shutters as well as rolling doors. Some operators are also designed for use on industrial sectional doors with high or vertical lift. Jackshaft operators are available in light, medium, industrial and heavy industrial-duty.

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.
3950
Jackshaft Door Operator for Commercial Rolling Sheet Door Applications
Model 3950 is a jackshaft operator for commercial rolling sheet door applications. It features a compact design ideal for public, boat, and RV storage facilities.
  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.
  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, a floor level disconnect, a high-starting torque motor and a heavy-duty wormgear reducer.
  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.
  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.
  DJ 
Industrial-Duty Jackshaft Operator with Internal Door Lock Sensor
Model DJ is an industrial-duty jackshaft operator with an internal door lock sensor. It features a removable hinged electrical box cover, a continuous-duty high-starting torque motor, industrial ball bearings on the output shaft and a universal-mount frame design.

Hoist operators are designed for use on rolling doors and grilles as well as industrial sectional doors with high or vertical lift. Hoist operators are available in medium, industrial and heavy industrial-duty.

Medium-Duty Hoist Operator MH

Medium-Duty Hoist Operator

Model MH is a Medium-Duty Logic hoist operator. It features an adjustable friction clutch, a standard solenoid brake, a high-starting torque motor, a compact design and an emergency chain hoist with an electric interlock.

Industrial-Duty Hoist Operator H

Industrial-Duty Hoist Operator

Model H is an industrial-duty hoist operator. It features a continuous-duty high-starting torque motor, a universal-mount frame design, industrial ball bearings on the output shaft and an emergency chain hoist with an electric interlock.

Industrial-Duty Hoist/Jackshaft Operator HJ

Industrial-Duty Hoist/Jackshaft Operator

Model HJ is an industrial-duty hoist/jackshaft operator for use on rolling doors, grilles, and industrial sectional doors with high or vertical lift.

Industrial-Duty Hoist Operator with Internal Door Lock Sensor DH

Industrial-Duty Hoist Operator with Internal Door Lock Sensor

Model DH is an industrial-duty hoist operator with an internal door lock sensor. It features a removable hinged electrical box cover, a continuous-duty high-starting torque motor, a universal-mount frame design, and an emergency chain hoist with electric interlock.

Industrial-Duty Hoist/Jackshaft Operator with Internal Door Lock Sensor DHJ

Industrial-Duty Hoist/Jackshaft Operator with Internal Door Lock Sensor

Model DHJ is a industrial-duty hoist/jackshaft operator with internal door lock sensor for use on rolling doors and grilles.

Heavy Industrial-Duty Gear-Reduced Hoist Operator 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.

5 HP Heavy Industrial-Duty Gear-Reduced Hoist Operator GH5HP

5 HP Heavy Industrial-Duty Gear-Reduced Hoist Operator

Model GH5HP is a heavy industrial-duty gear-reduced hoist operator. It features a continuous-duty 5 HP brake motor, removable hinged electrical box cover and a specially-designed manual hoist gear system.

Slow-Speed Hoist Operator for Rolling Sheet Doors MHS

Slow-Speed Hoist Operator for Rolling Sheet Doors

Model MHS is a slow-speed hoist operator for use on rolling sheet doors. It features Medium-Duty Logic technology and provides easy emergency manual operation using a floor level disconnect or an electrically interlocked chain hoist.

Slide door operators are designed for use on single and bi-parting slide doors and fire doors. They are available in industrial and heavy-industrial duty.

Heavy Industrial-Duty Door Operator for Single and Bi-Parting Doors GSD 
Heavy Industrial-Duty Door Operator for Single and Bi-Parting Doors
Model GSD is a heavy industrial-duty door operator for single and bi-parting doors. It features a continuous-duty high-starting torque motor, a standard solenoid brake, and an emergency disconnect for manual operation.

Industrial-Duty Door Operator for Single and Bi-Parting Doors SD 
Industrial-Duty Door Operator for Single and Bi-Parting Doors
Model SD is a heavy industrial-duty door operator for single and bi-parting doors. It features a solenoid brake, heavy-duty hanger brackets and a durable disconnect mechanism.

Commercial Opener Drawings

Liftmaster Comm APT Drawing
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Liftmaster Comm ATS Drawing
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Liftmaster Comm DH Drawing
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Liftmaster Comm DJ Drawing
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Liftmaster Comm GH Drawing
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Liftmaster Comm GSD Drawing
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Liftmaster Comm GT Drawing
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Liftmaster Comm H Drawing
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Liftmaster Comm J Drawing
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Liftmaster Comm LGJ Drawing
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Liftmaster Comm MGJ Drawing
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Liftmaster Comm MH Drawing
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Liftmaster Comm MJ Drawing
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Liftmaster Comm MJ Drawing
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Liftmaster Comm MT Drawing
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Liftmaster Comm SD Drawing
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Liftmaster Comm T Drawing
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