LiftMaster Door Operators: 8550WLB


Drive type Belt AC / DC DC Accessory Warranty 1 Year Battery and Remote Control
Battery Backup Yes Lights Turn On When Entering Garage Yes Belt Warranty Lifetime
Security / Lock Yes Smartphone Control Yes Motor Warranty Lifetime
Soft Start / Stop Yes Timer To Close Yes Parts Warranty 5 Years


  • Easily Connect to a home network with built-in Wi-Fi®.
  • Syncs With popular smart devices and platforms.


  • Virtually Silent Keep living spaces virtually silent with the extra-strong belt drive system.
  • Battery Backup Get in and out when the power's out with Battery Backup.
  • DC Motor Enjoy extra peace and quiet with the long-lasting DC motor.
  • Smooth Start Extend hardware life and reduce maintenance with smooth start/stop operation.

Safety and Security

  • Secure Code Confidently know that every click sends a secure code to the garage door opener.
  • Safety Sensors Protect people and vehicles with safety sensors that stop the door from closing on obstructions.
  • Virtually Impenetrable Make the garage virtually impenetrable by adding the Automatic Garage Door Lock.
  • Automatically Protect Automatically protect against forced openings of the garage door.

Key by Amazon In-Garage Delivery

  • Safe and Secure Packages Enables secure in-garage delivery for Amazon Prime packages.
  • Real-Time Updates Monitor and control your deliveries from your smartphone.
  • Are You Ready for In-Garage Delivery? Check to see if you are eligible or learn how to set it up.
  • Simple Setup Eligible Prime Members simply download the Key by Amazon App and link it to your myQ account.

Included Accessories

893MAX 3-Button Remote Control

Operate up to three garage door openers or MyQ Light accessories. Compatible with all LiftMaster Garage Door Openers manufactured since January 1993.

485LM Integrated Battery Backup

Powers up the opener when the power's out.


LCD display enables simple programming and adjustment of settings.

For information on accessories, call: (440) 777-3822