MGJ

Medium-Duty Gear-Reduced Jackshaft Operator for Rolling Grilles and Shutters

MGJ

The Model MGJ Door Operator is designed for use on industrial sectional doors with high or vertical lift and on small rolling doors and grilles. Maximum recommended duty cycle: 12 cycles per hour.

more MGJ details

Performance

  • 115 volt 1 Ɵ.
  • Drive Reduction is a heavy-duty, wormgear-in-oil-bath speed reducer.
  • Apply Open/Close/Stop functions with the standard three-push-button control station. Controls with one, two and three buttons are available.
  • Receive notifications when routine maintenance is required on your Commercial Door Operator.
  • Improve durability with the NEMA 1 type electrical box construction with a powdercoat finish.
  • Sealed roller bearings in gear reducer.
  • Mount on the left or right side of the door. No rails to hang, the operator simply mounts on the wall and attaches to the door shaft through chain and sprocket. (3900 can mount directly to shaft)
  • Enable limit setting for ease of installation and adjustment to ensure accuracy even after a power failure.
  • Automatically close the door with Timer-To-Close (programmable in 1-second or 15-second increments).
  • Ensure peace of mind with a LiftMaster® two-year warranty.

Safety and Security

  • Compliant with all UL 325 requirements.
  • Accept up to 20 remote controls and unlimited DIP switch remote control with our Security+® radio technology.
  • Signal the door to reverse or stop if closing time exceeds maximum door travel prevent damage to door and operator.
  • Provide easy, emergency manual operation using a readily accessible disconnect.
  • CPS-U Monitored Commercial Protector System.

A Company You Can Trust

A Company You Can Trust

Whenever you need an overhead door company that you can trust for your home or business, AAA Garage Door is the company you can trust for superior installation, maintenance, service, and repairs!