LiftMaster Model 8550WL

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


  • Auto Lock Capable - Deadbolt locks the garage door, making it virtually impenetrable (2 max, sold separately).
  • Time-to-close - Can be programmed to close the door after a set amount of time.
  • Security+ 2.0® - Safeguards garage access by sending a new code with every click.
  • Posilock® - Electronically protects against forced openings.
  • Alert-2-Close - signals when a door is being closed by MyQ®.
  • Motion Detector - Lights the way automatically.
  • The Protector System® - Invisible light beam auto-reverses the door if there is an obstruction.


Quiet and Reliable

  • Belt Drive System - For powerful, ultra-quiet performance
  • Soft Start/Stop - For smooth operation
  • DC Motor - Is purposefully designed for quiet, long-lasting service.
  • Battery Backup - Ensures garage access even when the power goes out.
  • Warranty - Lifetime motor and belt, five (5) years parts, one (1) year battery and accessories.



  • Built-in Wi-Fi for the easiest way to connect the garage.
  • Free MyQ Mobile App so users know their home is secure
  • Real-time Alerts indicate the status of the garage door via email or push notifications.
  • Monitor and Control the opener from anywhere using mobile devices. 

Included Accessories

Optional Accessories

California Residents: Proposition 65 WARNING