LiftMaster Elite Series® Model 8550WLB

DC Battery Backup Belt Drive Wi-Fi® Garage Door Opener

  • Features belt drive system and DC motor for quiet operation.
  • Built-in Wi-Fi® allows for smartphone control with the myQ® app.
  • Battery Backup allows you to open/close your door even when the power is out.
  • Automatic Garage Door Lock capable (lock not included).
  • Works with Key by Amazon: Enables secure and convenient in-garage delivery and in-garage grocery delivery.

Included Accessories:

  • 3-Button Elite Remote Control (893MAX): Program up to three garage door openers, gate operators, commercial door operators or myQ Light Accessories. Compatible with all LiftMaster Garage Door Openers manufactured since January 1993.
  • Smart Control Panel® (880LMW): Program remote controls, adjust settings and get system diagnostics. Equipped with the Timer-to-Close feature, which automatically closes the garage door after a pre-programmed number of minutes. Includes time and temperature on the LCD panel and maintenance alerts. Compatible with LiftMaster Security+ 2.0® Garage Door Openers.
  • Integrated Battery Backup (485LM): Provides the needed power when the power goes out, ensuring access to your garage.


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 & Security

Electronically Protect: Electronically protects against forced openings of the garage door.

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.

Bright Garage: Walk into a bright garage with motion-detection lighting.

Bright Garage: Walk into a bright garage with motion-detection lighting.


  • Belt Warranty: LifeTime
  • Motor Warranty: LifeTime
  • Parts Warranty: 5 Years