Ideal for heavy gate and extreme applications. Rated for gates up to 22 ft. or up to 2,800 lbs., 4,500 lbs. with optional arm. Variable cycle speed of 13 – 36 sec for a 90-degree opening. Integrates easily with LiftMaster Access Control Technology.

Reliable

• Move heavy gates up to 4,500 lbs. (with optional arm-HDLGARM) or 22 ft. length.
• Continuous-duty gate operation built with a custom heavy-duty gear box, size 80, direct drive 1,600:1 gear ratio.
• Custom 1.5 HP peak brushless DC motor delivers up to 6 million cycles.
• Variable cycle speed adjusts to meet application needs from 13 – 36 sec. for a 90-degree opening.
• Smooth start/stop operation and mid-travel reversal extend operator hardware life.
• Standard Arm(included) moves gates up to 2,800 lbs.
• Custom Reinforced Long Arm (optional) moves gates up to 4,500 lbs.
• Warranty 5 years commercial, 7 years residential.

Smart

• Powered by myQ® for full insight and control over community and facility access points. Monitor and control multiple communities with Smart Community Access. Improve warehouse efficiency and productivity with Smart Facility Access (when linked with an access control powered by myQ. Cellular data or Wi-Fi® connection required).
• Four programmable auxiliary relays accommodate more accessories.
• Wireless dual-gate communication synchronizes gate operation and eliminates costly trenching; set speed independently if needed.

Safe and Secure

• Quick close and anti-tailgate quickly secures property, preventing unauthorized access.
• Posilock® automatically closes the gate when it is pushed from the closed limit.
• UL® listed gate operator with monitored safety entrapment protection devices.

Included Accessories
LMRRUL Monitored Retro Reflective Photo Eye reliable retro-reflective photo eye now with heater and wide beam, engineered to stay aligned; max. Range: 50 ft.

Additional Accessories
HDLGARM Reinforced Long Arm for heavy gate applications of 2,500 – 4,500 lbs., 14-22 ft.

Mechanics

• 24VDC brushless continuous-duty motor
• Operator Duty Rating: high-cycle, high-temperature continuous duty
• Direct Drive

Power

• 120/240V single-phase
• Accessory Power: 24VDC 1 A max. output; switched and unswitched power.
• Optional Kit (3PHCONV) to convert a 3-phase input voltage of 208/240/480/575VAC to an output voltage of 120VAC.
• Solar-Ready, Ultra-Reliable System: LMRRUL/LMTBUL - heater option not recommended for solar applications.

Commercial Grade Design

• Chassis: Constructed with 1/4 in. Steel, Powder Coated
• Cover: High-Density, UV-Resistant Polyethylene Cover for Excellent Heat and Corrosion Resistance
• UL® Usage Classification: I, II, III, and IV
• Operator Weight: 249 lbs.

Dimensions
Height: 28.04”
Width: 16.37”
Depth: 19.59”

Temperature Specifications
Without Heater: -4°F (-20°C) to 140°F (60°C)
With Heater: -40°F (-40°C) to 140°F (60°C)

Variable Gate Speed:
13 – 36 sec for a 90-degree opening

Standard Features:

• Inherent Reversing Sensor detects obstructions and reverses gate.
• Posilock® automatically closes the gate when it is pushed from the closed limit.
• Manual Disconnect allows gate to be opened manually when released.
• Monitored Safety Inputs 3 main board, 3 expansion board.
• Security+ 2.0® On-Board Radio Receiver:
• up to 50 remote controls (unlimited with 811LM/813LM).
• LED Diagnostic Display simplifies installation and troubleshooting.
• Programmable Auxiliary Relays: 4 relays make adding additional features easy.

HomeLink® Compatible 

• Compatibility Bridge™ (not included) necessary for certain vehicles. Visit bridge.liftmaster.com to find out if a Bridge is needed.
• HomeLink® is a registered trademark of Gentex Corporation.