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 Amazon Key: Enables convenient and secure In-Garage Delivery.
Features
Home Connectivity with myQ
DOWNLOAD THE FREE myQ APP
Easily Connect
Easily connect to a home network with built-in Wi-Fi®.
Syncs With
Syncs with popular smart devices and platforms.
Visit myQ.com for details.
Power
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. Meets California SB-969.
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.
Amazon Key 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. Check now.
Simple Setup
Specifications
| Drive Type | Belt |
| AC / DC | DC |
| Battery Backup | Yes |
| Lights Turn On When Entering Garage | Yes |
| Security / Lock | Yes |
| Smartphone Control | Yes |
| Soft Start / Stop | Yes |
| Timer To Close | Yes |
Warranty
- Accessory Warranty: 1 Year Battery and Remote Control
- Belt Warranty: Lifetime
- Motor Warranty: Lifetime
- Parts Warranty: 5 Years
What's included
Compatibility
- HomeLink® Compatible
Compatibility Bridge™ (not included) necessary for certain vehicles. Visit bridge.liftmaster.com to find out if a Bridge is needed.
HomeLink® is a registered trademark of Gentex Corporation.
Installation & Support
general documents
keyboard_arrow_up- 8550W Autolock Brochure
- Accessory Compatibility Chart
- New Garage Door Opener DC Motor - English
- New Garage Door Opener DC Motor- French
- New Garage Door Opener DC Motor- Spanish
- Replacement Parts for Automatic Garage Door Lock Capable Garage Door Openers - English
- Replacement Parts for Automatic Garage Door Lock Capable Garage Door Openers - French
- Replacement Parts for Automatic Garage Door Lock Capable Garage Door Openers - Spanish
manual
keyboard_arrow_up- LiftMaster ELITE Series Wi-Fi Garage Door Opener User's Guide - English, French (Manufactured Prior to 2022)
- LiftMaster ELITE Series Wi-Fi Garage Door Opener User's Guide - Spanish (Manufactured Prior to 2022)
- LiftMaster Wi-Fi Garage Door Opener Owner's Manual - English (Manufactured Prior to 2022)
- LiftMaster Wi-Fi Garage Door Opener Owner's Manual - French (Manufactured Prior to 2022)
- LiftMaster Wi-Fi Garage Door Opener Owner's Manual - Spanish (Manufactured Prior to 2022)
- LiftMaster Wi-Fi® Garage Door Opener Frequently Asked Questions (For Products Manufactured Prior to 2022)
sell sheets
keyboard_arrow_uparchitect documents
keyboard_arrow_upReplacement Parts
keyboard_arrow_up
How to Program LiftMaster Model 877LM Wireless Keyless Entry Using the LEARN Button
How to Test the Safety Reversal System of Your LiftMaster Garage Door Opener
info California Residents: Proposition 65 WARNING
