LiftMaster 6690L

Drive: Belt
Motor: 1¼ HPs-class DC
Battery backup: Yes
myQ + camera: Yes
Motor warranty: Lifetime (mfr)
Belt warranty: Lifetime (mfr)

download product guide

Manufacturer product page

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Catalog only — no shopping cart. We confirm kit contents on your written quote.

See it in action

Premium power. Professional results.

Official LiftMaster look at the Security+ 3.0 garage door opener lineup — quiet drives, battery backup, cameras, and myQ smart control.

Why homeowners upgrade

Battery backup

Power outage protection

Storms happen. With built-in battery backup on equipped openers, you can still open and close when the grid drops — so you’re not locked in or locked out.

A big reason homeowners choose a new garage door motor instead of another board repair on an aging unit.

Quiet drive

Nearly silent DC motor & belt

Quiet is why people pay for premium. A reinforced belt + DC motor is built for homes with living space near the garage — the kind of quiet garage door opener you notice the first morning after install.

Chain models are tougher for heavy doors; we’ll recommend the drive that fits your door, not just the quietest brochure.

Smart control

LiftMaster powered by myQ

One app for the garage door, cameras, and more — status, alerts, and close-from-anywhere when you leave for work or the kids leave the door up.

Advanced Garage Door sets it up so you’re not stuck in the app store on install day.

New opener vs. repair? About 10 years is the industry line we use. On a motor under that age, a failed logic board is often still worth repairing — the rest of the unit can have many good years left, so a board repair can beat buying a whole new garage door motor. Past 10 years, it is usually smarter to replace than keep stacking parts on an aging unit. Grinding is another solid signal to plan on a new motor (internal drive wear). Stopping mid-travel is not, by itself — that is often photo eyes, a spring/balance issue, or the door, not “throw the opener away.” Advanced Garage Door also handles garage door repair and spring replacement when the door is the real problem — we will tell you honestly which path fits.

Product details

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Manufacturer help & manuals

Use official LiftMaster links for install manuals, troubleshooting, accessories,
remotes, wall stations, and batteries that match this model — not just a wall of sales copy.

Still stuck? Call 901-598-7979
— Jordan can help identify remotes, batteries, and whether repair or replace is smarter.

The quiet flagship garage door opener: smooth belt drive, battery backup, and a camera that watches the garage for you.

Think of the LiftMaster 6690L as the “best daily driver” garage door motor for most homes. Ultra-quiet belt drive for attached garages, battery backup when storms knock power out, and myQ so you can close the door from work, school pickup, or the couch. Ideal when you are ready to replace a garage door motor that is loud, slow, or past its prime. This is the professional-install (dealer) version of the technology you see in big-box ads — installed once, the right way, by Advanced Garage Door.

At a glance

Drive: Steel-reinforced belt — far quieter than older chain openers
Motor: 1¼ HPs-class DC for frequent use and heavier insulated doors
Battery backup: Yes — open and close when power is out
Smart home: myQ app · Security+ 3.0 · integrated camera / lighting package
Wall control: L958W LCD wall station (typical)
Remote included: 1 × L993M class remote (extras are add-ons)
Best for: Attached garages; families who want quiet + camera + reliability
Motor / belt warranty: Lifetime motor and belt (manufacturer); parts terms per LiftMaster guide

Why homeowners love this opener

Sleep through the door — Belt + DC motor means less rumble into the house the first morning after install.
Never wonder if you closed it — myQ alerts and phone control for teens, Amazon days, and “did I leave it open?” moments.
See the garage, not just the door — Built-in camera and lighting help you check packages, pets, or who is home.
Storm-ready — Battery backup means you are not trapped in or locked out during an outage.
Built for real use — Stronger motor class handles insulated doors and daily cycles better than bargain openers.

What’s typically included

Exact kit contents can vary slightly by package and order date. Advanced Garage Door confirms everything on your written quote before install day. Most kits include 1 remote; extras are add-ons.

Garage door opener (powerhead) — LiftMaster 6690L garage door motor
Steel-reinforced belt rail assembly
Battery backup (as equipped on this model)
Safety reversing sensors (photo eyes)
L958W LCD wall control (typical for this kit)
1 × L993M remote (extra remotes = add-on — see our accessories)
Hardware pack and installation instructions
Owner / user guides

Warranty (manufacturer)

Typical for this Premium line: Lifetime motor; lifetime belt; multi-year parts coverage per LiftMaster documentation (see product guide). Accessory warranties are shorter (often 1 year). We print the exact warranty summary on your written quote.

Guides & documents

Catalog only — no online checkout. Use the quote / call buttons above for install. Memphis-area garage door motor installation by Advanced Garage Door.

Ready to replace your garage door opener?

Advanced Garage Door — Memphis-area install, programmed remotes, and a walkthrough for the family.