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auto lock

Automatic Garage Door Lock
Model 841LM


This automatic deadbolt lock makes your garage door virtually impenetrable.

The Automatic Garage Door Lock is a powerful accessory that works automatically with select LiftMaster ® openers. The sound of the lock engaging lets you know you are protected with an added layer of security.  

What you get.

Complete confidence your garage door is secure.
 
Whether you are looking to safeguard your home from intruders or protect your family’s belongings from extreme conditions, the Automatic Garage Door Lock provides an extra level of protection. Smartphone monitoring with the MyQ® app also means you always know that your garage is secured, from anywhere.

Complete Security
Solutions


The Automatic Garage Door Lock is compatible and available with the purchase of these select openers.

8500w


8500W

When space optimization matters, look to our most advanced wall-mount opener.

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8360w


8360W

A versatile opener with all the security and battery backup.

Learn More >
8550W


8550W

Our quietest and most feature-rich garage door opener system.

Learn More >
8587W


8587W

This opener secures and protects homes with heavy garage doors.

Learn More >

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