LiftMaster® 6690L

The LiftMaster 6690L redefines what a garage door opener should feel like—quiet, connected, and built around your life. Its ultra-quiet belt drive keeps the peace on early mornings and late nights, while Corner to Corner Lighting^™ coverage brightens your entire garage the moment you step in. With integrated myQ® connectivity and an adjustable video camera that lets you keep eyes on what matters most, stay connected from anywhere. Built-in battery backup ensures you're never locked out—even during power outages. A lifetime warranty on the motor and belt drive ensures long-term confidence—backed by LiftMaster reliability. For homeowners who want everyday convenience without disruption, the 6690L delivers lasting comfort, visibility, and peace of mind.

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Features Accessories Technical Specs Brochures

LiftMaster 1-1/4 HPs DC Belt Drive Opener with Battery Backup, Adjustable 360° Camera and myQ Connectivity

Worry-Free Warranty: Built to last and backed by a lifetime motor and belt warranty for total peace of mind.
Battery Backup: With built-in Battery Backup, your garage door continues working – so you’re never locked out when it matters most.
Ultra-Quiet Performance: Engineered for quiet, these openers are powered by DC motors and reinforced belts that glide the door with minimal noise—perfect for homes with living spaces near the garage.
All-Day Visibility: The 360° camera with adjustable wide-angle and full night vision lets you see every corner of your garage – day or night.
Heavy-Duty Performance: LiftMaster’s 1¼ HP* equivalent motor is designed for high-use garages and harsh conditions. *For comparison only. DC motor lift capacity is not measured in HP.
360° LED Lighting: Brightens your garage from every angle.
myQ Connectivity: With the myQ app, control and monitor your garage from anywhere, anytime.
HomeLink Compatible: Easily open your garage using your car’s built-in HomeLink buttons—no separate remote needed. Compatible with most vehicles made after 2016.
Accessory Compatibility: Your included accessories come ready to use with your new garage door opener. Most older accessories are not compatible.

All

L993S 3-Button Remote Control

L979M Wireless Keyless Entry

L958W Smart Control Panel

485LM Garage Door Opener Battery

Connectivity

myQ® Connectivity: With the myQ app, control and monitor your garage from anywhere, anytime.

Power

Motor: 12V DC, 53 RPM, automatic thermal protection, permanent lubrication
Mechanics
- Steel chassis, I-Beam rail and trolley, full reinforced chain drive mechanism (63:1 gear reduction and adjustable door arm)
- Auto-force adjustment for changing weather and environmental conditions
- Electronic limits for easy setup
- DC Wi-Fi logic board with built-in surge suppressor (for replacement logic boards, order part 030DCT)
Power: 120V AC, 60 Hz voltage, 2.7A current rating, UL listed, 6′ power cord (3-prong)
Speed: 9″ per second upward, 6.5″ per second downward
Lighting: 2,000 lumens integrated LED (360°)

Safety & Security

Security+ 3.0™ protects garage access and ensures the door does not open unintentionally.
PosiLock® locks down the door by electronically monitoring against a forced opening.
Timer-to-Close automatically closes the door after a pre-programmed number of minutes.
Alert-2-Close Warning System provides audible and visual warnings when a garage door is about to close when using myQ Technology or Timer-to-Close.
Motion Detector is integrated into the Control Panel providing rapid detection and illumination of garage.
The Protector System® incorporates safety sensors which emit an invisible light beam across the garage door opening, automatically reversing the door if an object interrupts the beam.