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Automatic Garage Door Lock - 841LM by LiftMaster
Automatic Garage Door Lock - 841LM by LiftMaster

Automatic Garage Door Lock - 841LM by LiftMaster

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$109.99
Retail Price:$131.99
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LiftMaster 841LM Automatic Garage Door Lock - Anywhere Assurance, Smartphone Monitoring with MyQ
Part Number: 841LM
LiftMaster 841LM

Add a LiftMaster 841LM automatic garage door lock to your LiftMaster residential garage door operator to add extra security to your home. This automatic garage door lock works with the opener. A deadbolt lock is activated when your garage door is closed and deactivates when the owner-controlled operator opens the door.

This 841LM LiftMaster door lock from Garage Door Supply Co. is compatible with LiftMaster garage door opener models 8500W, 8550W, 8587W and 8360W made after August 2017. The door lock kit includes an automatic garage door lock, 33 ft. of wire, a template and two installation screws. A Wi-Fi or cellular data connection is required to use this add-on UL-tested LiftMaster home safety accessory.


COMPATIBILITY

The LiftMaster 841LM Automatic Garage Door Lock is compatible with select new LiftMaster Garage Door Openers featuring a Security Shield for absolute protection:


LiftMaster 8500W Elite Series® Wi-Fi® Battery Backup Capable Wall Mount Garage Door Opener

LiftMaster 8550W Elite Series® DC Battery Backup Belt Drive Wi-Fi®Garage Door Opener

LiftMaster 8587W Elite Series®(Coming Soon) 3/4 HP AC Chain Drive Wi-Fi®Garage Door Opener

LiftMaster 8360W Premium Series® DC Battery Backup Capable Chain Drive Wi-Fi® Garage Door Opener


WHAT'S INCLUDED

  • One (1) Automatic Garage Door Lock
  • Two (2) 1/4"-20x1/2" Screws
  • 33' (10 m) Wire
  • Template

PRODUCT HIGHLIGHTS


841LM

Works with garage door opener to automatically engage, disengage deadbolt lock

Compatible with post-Aug. 2017 LiftMaster 8500W, 8550W, 8587W, 8360W garage door operators

Requires Wi-Fi or cellular data connection

Includes automatic door lock, 33 ft. of wire, installation screws, template

UL-tested

To protect garage against high winds, storms, order two locks for each side of door


*NOTE

 

  • For use on residential garages with an entry door ONLY
  • Install on sectional doors with torsion assemblies ONLY

 

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