LiftMaster MGJ Medium-Duty Logic Gear-Reduced Jackshaft Operator

LiftMasterSKU: LIF-MGJ5011UL

Title: Left Hand Mount / MGJ5011UL
Sale price$895.88
Add to cart

LiftMaster MGJ Medium-Duty Logic Gear-Reduced Jackshaft Operator

The LiftMaster MGJ is ideal for small rolling steel doors/grilles/shutters and high or vertical-lift sectional overhead doors in medium duty-cycle commercial applications where a manual hoist is not required. Medium-Duty cycles up to 12 cycles/hour and up to 50 cycles/day (using continuous-rated motor).

  • 3-Button Station 02103
  • Operator Speed: 8-9 Inches per second
  • Limit Settings: Mechanical
  • Emergency Disconnect for Manual Operation: Floor-level emergency release sash chain.
  • Emergency Disconnect with Auto-Reconnect: Reconnects when tension is removed from the emergency release sash chain.
  • Programming: Tactile buttons
  • Circuit Board: Solid-state medium-duty logic circuit board
  • Timer-to-Close: Programmable from 5-60 seconds in 5-second increments
  • Motor Operator Wall Control: 3-Button control station
  • Push Button Station: 3-Push button station (Open/Close/Stop)

Installation Features

  • Maximum Door Height: 14 feet
  • Maximum Door Width: 22 feet standard with additional capability
  • Maximum Allowable Square Footage: 320 square feet
Commercial Door Operator Lifestyle Facility


Medium-Duty Logic programmable integrated circuit board.

Built-In 3-Channel Security+ Receiver:
- Allows you to learn/program up yo 20 LiftMaster 315 MHz remote controls.
- Recognizes Security+ and dip switch remote controls.
- Compatible with 3-button, 3-color remote controls for open close/stop operation.


  • Integrated Timer-To-Close (TTC) programmable from 5 to 60 seconds in 5-second increments. Allows for timed automatic door closure after the door reaches the fully open position.
  • Emergency Manual Operation provides easy emergency manual operation using a floor level disconnect and an electrically interlocked chain hoist mechanism.
  • The Commercial Protector System auto-reverses the closing door if an entrapment protection device detects an obstruction.


  • High-starting torque motor with overload protection
  • Warranty: 2 years
Product Literature

Payment & Security

Amazon American Express Apple Pay Diners Club Discover Facebook Pay Google Pay Mastercard PayPal Shop Pay Venmo Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Estimate shipping

Compatible Products

You may also like

Recently viewed