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LiftMaster 6690L

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LiftMaster 6690L Premium Belt Drive Opener with Battery Backup, 360° Camera, and myQ

The LiftMaster 6690L is designed for homeowners who value quiet operation, visibility, and smart monitoring. Its ultra-quiet belt drive and DC motor reduce noise in attached garages, while Corner to Corner Lighting™ delivers full, even illumination. Unlike many LiftMaster models, it includes an adjustable integrated camera as standard for real-time visibility through the myQ® app.

What sets the 6690L apart is its focus on long-term reliability and everyday convenience. Built-in battery backup keeps your garage accessible during power outages, and the lifetime motor and belt warranty reduces maintenance concerns. Designed specifically for residential use, the 6690L delivers balanced performance, comfort, and peace of mind without unnecessary complexity.

INCLUDED ACCESSORIES

(2) Three-Button Transmitters (L993M): Control up to three openers or myQ lights with Security+ 3.0 protection

(1) Smart Control Panel (L958W): Displays time and temperature, supports easy setup, and automatically turns lights on when you enter

(1) Wireless Keypad (L979M): Secure, keyless entry with quick, no-wiring installation

(1) Battery Backup (485LM): Keeps your garage door operating during power outages

MANUFACTURER’S WARRANTY COVERAGE

Lifetime Warranty: Motor and Belt

5-Year Warranty: LED and Parts

1-Year Warranty: Battery, Camera, and Accessories

Features

Battery Backup

Keeps your garage door operating during power outages, so you are never locked out.

myQ® Connectivity

Open, close, and monitor your garage from anywhere using the myQ app.

Belt Drive with DC Motor

Delivers smooth, ultra-quiet operation ideal for everyday residential use.

All-Day Visibility

Wide-angle camera with night vision provides clear, real-time views of your garage, day or night.

1¼ HP Motor

Built for high-use garages, delivering reliable performance in demanding conditions.

Corner to Corner Lighting™

360° LED lighting fills the entire garage with bright, even illumination.

Motion Detection

Automatically activates lighting when movement is detected for added safety and convenience.

Specifications

Motor:
12V DC, 53 RPM, with automatic thermal protection and permanent lubrication
Power:
120V AC, 60 Hz, 2.7A, UL listed, 6-foot grounded power cord
Speed:
Opens at 9 inches per second, closes at 6.5 inches per second
Lighting:
Integrated 360° LED lighting delivering 2,000 lumens
Dimensions:
Opener head measures 10" L × 19" W × 7" H

Mechanics

  • Heavy-duty steel chassis with reinforced T-rail and trolley
  • Quiet, reinforced belt drive with 63:1 gear reduction
  • Adjustable door arm for proper alignment
  • Auto-force adjustment for changing weather conditions
  • Electronic limits for quick setup
  • DC Wi-Fi logic board with built-in surge protection

Security+ 3.0™

Radio Controls

Up to 1,300 ft range with reliable operation in temperatures from -40°F to 150°F. Includes two 3-button remotes (L993M) and one wireless keyless entry (L979M). Security+ 3.0 encrypted, anti-burglary technology is backward compatible with LiftMaster openers made since 1997.

Encrypted Controls

Smart Control Panel® (L958W) lets you program remotes, keypads, and myQ accessories. Includes maintenance alerts and easy Wi-Fi setup.

myQ® Radio

902–928 MHz frequency with secure, two-way communication. Allows you to monitor and control your garage door opener from a smartphone or tablet.

Product Literature

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Frequently Asked Questions

Is the LiftMaster 6690L suitable for heavy or high-cycle residential garages?

Yes. The 1¼ HP DC motor and reinforced belt system are designed for high-use residential garages. It delivers consistent lifting power with smooth operation, even for larger or frequently used garage doors.

The integrated 360° LED system delivers up to 2,000 lumens of bright, even light across the entire garage. Lighting activates automatically when motion is detected or when the door is operated, providing hands-free visibility and added safety.

Yes. The Security+ 3.0™ system is backward compatible with most LiftMaster remotes and accessories manufactured since 1997. This allows homeowners to upgrade the opener without replacing all existing controls.

Absolutely. The built-in camera features an adjustable mount, allowing you to reposition the viewing angle as needed. This makes it easy to monitor specific areas of the garage, whether you want to see the door, storage areas, or activity inside.

While experienced DIY installers can handle installation, professional installation is recommended due to the integrated camera, wiring, and safety setup. A professional ensures proper alignment, optimal performance, and full use of smart features from LiftMaster.