Chamberlain Smartphone-Controlled Ultra-Quiet Strong Belt Drive Garage Door Opener with MED Lifting Power 

by Chamberlain | Item  #: 980095469 | Model #:  B550 |
Chamberlain Smartphone-Controlled Ultra-Quiet Strong Belt Drive Garage Door Opener with MED Lifting Power
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  • $ 193 98
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  • Free shipping for Plus
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About this item

  • MyQ app lets you control your garage remotely
  • Includes keypad, 2 remotes, hardware and sensors
  • Open range of up to 1,500 feet
  • Protected against theft and hacking
  • Quiet belt drive



Your garage is more than just a place to park your car—it’s a main entry point and an active hub of home and life. A leader in garage access management solutions, Chamberlain’s innovative smartphone-control features make monitoring and managing home activity easy. The B550 runs smoothly, safely, and is customizable to fit your needs and make your daily routine more efficient.

The B550 features an ultra-quiet, extra-strong steel-reinforced belt drive plus built-in smartphone control. With the Chamberlain MyQ App, you can get real-time alerts, open, close, and know the status of your garage door and more—from anywhere. Powered by Chamberlain’s Lift power System™, it delivers the highest lifting capacity compared to the 1/2 power class.


  • Built-in MyQ technology to keep you connected and protected: open, close, and know the status of your garage door from anywhere with a smartphone or tablet with the MyQ App
  • Includes: garage door opener, garage door opener rail, steel-reinforced belt, two 3-button remotes, wireless exterior keypad, dual-function wall control, safety sensors, mounting hardware & manual, 200-watt lighting
  • Ultra-quiet & strong belt - Steel-reinforced belt drive and constructed with high-grade materials for years of worry-free, long lasting, ultra quiet operation—perfect for attached garages
  • Powered by Chamberlain’s MED Lift Power System™, the B550 delivers lifting force equivalent to 1/2 HP, the highest lifting capacity compared to the 1/2 power class for effortless lifting and reliable performance you can count on
  • Trusted Safety & Security - Unmatched Security+2.0® 100 Billion code encryption protects against hacking, and Posilock™ anti-theft protection assures that once the door closes, it stays locked
  • Highest Quality - built from high-grade materials for unsurpassed performance and reliability
  • Installation made easy - our online installation videos, pre-programmed remotes, snap-lock rail system and tech support ensure installation goes smoothly
  • Safety sensors project an invisible beam preventing the garage door from closing on people, pets or other objects
  • Wireless exterior keypad permits access with a four-digit secure code
  • Two 100-watt standard or CFL bulbs (not included) provide ample light for confident and safe movement around the garage
  • Dual-function wall control allows you to control the door and activate lights, too.
  • Designed specifically for 7-ft. garage doors - extension kits required for 8-ft. (8808CB-P) and 10-ft. (8810CB-P) doors

Manufacturer Info

For additional questions or concerns regarding this product, please contact the Manufacturer's Customer Service Department at 1.800.528.9131

Assembled Country


Assembled Size

10" L x 18" W x 7" H

Total (Power Head + Rail) Length: 124

Rail Only Length:113

Component Country




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Shipping Information

Standard - 2 to 6 business days

Premium - 2 to 4 business days

Express - 1 to 2 business days

Delivery is not available in Puerto Rico

Warranty Information

  • 10 Years Motor
  • 15 Years Belt Drive
  • 1 Year for Parts and Accessories

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