Description
LiftMaster Medium-Duty Logic Jackshaft Operator | LIF-MJ5011U
LiftMaster Medium-Duty Logic Jackshaft Operator | LIF-MJ5011U
The LiftMaster MJ is ideal for small rolling steel doors/grilles 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 intermittent-rated motor).
Please note
The following options are mandatory to purchase a Commercial Door Operator, any order not containing these options will not be processed:
- Door Type
- Chain Kit for Door Height
- Safety Eye/Edge
If you need more information or a custom configuration, please call our technical support team at (800) 730-8382.
This product is a special order only and it is not eligible for returns or refunds.
Make sure to calculate the door area to ensure compatibility*
Includes
- 3-Button Station 02103
- Brake
Features
- 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
- Clutch: Standard adjustable friction clutch
- 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 standard with additional capability
- Maximum Door Weight: 22 feet
- Maximum Allowable Square Footage: 320 square feet
PROVEN PERFORMANCE
Medium-Duty Logic programmable integrated circuit board.
Built-In 3-Channel Security+ Receiver:
– Allows you to learn/program up to 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.
SAFE AND SECURE
- 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.
RELIABLE
- High-starting torque motor with overload protection.
- Warranty: 2 years
* Please refer at the table below to ensure compatibility
Product Literature
- LiftMaster Medium-Duty Jackshaft Commercial Door Operator MJ Product Guide
- LiftMaster Medium-Duty Jackshaft Commercial Door Operator MJ Data Sheet
- LiftMaster Medium-Duty Jackshaft Commercial Door Operator MJ Drawing
- LiftMaster Medium-Duty Jackshaft Commercial Door Operator MJ Quick Start Guide
- LiftMaster Medium-Duty Jackshaft Commercial Door Operator MJ User’s Guide
- LiftMaster Medium-Duty Jackshaft Commercial Door Operator MJ Installation Manual
- LiftMaster Medium-Duty Jackshaft Commercial Door Operator MJ Owner’s Manual
