Please ensure Javascript is enabled for purposes of website accessibility
Industry Update: Product delivery is delayed due to material shortages, transportation volatility, and lack of available workforce.

841LM Automatic Garage Door Lock

product photo

Security's Sound.  It's your biggest door.  Give it an extra layer of protection.

The Automatic Garage Door Lock works with select new LiftMaster® Garage Door Openers to secure your garage door automatically every time it closes. For complete security that you can hear.

  • Absolute Protection - A deadbolt lock makes your garage door virtually impenetrable.
  • Audible Security - The sound of the lock engaging lets you know that you’re protected.
  • Automatic Operation - Performs in tandem with the opener, so it always locks and unlocks.
  • Anywhere Assurance - Smartphone monitoring with the MyQ® App means you always know that the garage is secure.


Compatible with LiftMaster Autolock Capable openers 8550WAL, 8587WAL and 8360WAL



California Residents: Proposition 65 WARNING

Related Products

product photo LiftMaster Model 8587WL

Series: Elite
Drive: Chain
Horsepower: 3/4
Motor Warranty: Lifetime