The model Liftmaster 8550W door operator is manufactured by the Chamberlain Group. It will operate the garage door opener for 40 cycles within a 24-hour period, and recharges automatically when the power comes back on; an audible signal tells you when the power is out and the EverCharge® Standby Power System is in use. Meets all UL325 requirements.
This opener includes the MyQ Technology, now equipped with Wi-Fi, that allows to monitor, open and close your garage door from your smartphone, your tablet or your computer, and that from anywhere in the world.
- Drive system : Belt Drive
- Horse power : DC
- Voltage / phase : 115V 60Hz
- Lighting System : 2 lights (100 watts max per light) with adjustable light time delay
- Warranty* : Lifetime on motor and belt
- Additional headroom required : 2''
* Other parts are guaranteed for five years`
* EverCharge Standby Power System is guarranted for one year
Your security, our priority!
The Protector System®
Project an invisible light beam across the garage door opening and automatically reverse the door if anything interrupts the beam while the door is going down. Sensing technology will stop the door from closing if contact is made with a person or object. Opener light turns on automatically when The Protector System's infrared beam is broken.
Manual release handle
Manual release in case of power failure.
- Security+2.0® eliminates frequency interference and assures a new code is sent every time the remote control is used.
- Patented PosiLock® system ensures the door remains securely locked when the garage door is closed.
EverCharge Standby Power System (485LM)
Door opens when the power is out
After the power goes out, the standby power system will operate the garage door opener for 40 cycles within a 24-hour period.
Alert-2-Close warning system
Provides audible and visual warnings that the garage door is about to close when using the Timer-to-Close or remote closing features
Garage doors and garage door openers can be dangerous if not installed and verified by a professionnal and not used properly. Children must be supervised by an adult when they are inside or in proximity of the garage.
Included with the LiftMaster 8550W door opener
- LiftMaster 8550W door opener
- EverCharge Standby Power System (485LM)
- Smart Control Panel (880LM)
- Premium Remote Control (895MAX)
- Protector System (41A5034)
- Hardware bag for installation (includes all necessary hardware for installation)
- Appropriate 1 piece belt rail
Optional accessories for the LiftMaster 8550W door opener
LiftMaster Ceiling Mount (195LM)
Eliminate Exposed Wires and Cords
It’s time to give your garage the style it's been missing with this sleek ceiling mount from LiftMaster®. Designed to fit most standard garages, the black powder-coated mount hides wires and cords for a cleaner, contemporary, upgraded look.
- Mounts vertically or horizontally to suit your space
- Adjustable height to fit most ceilings – hangs 6.5 to 24 inches down from ceiling
Observe the difference between the customary mounting method and the LiftMaster (195LM).
1-Button Remote Control (891LM)
This powerful remote control can operate one garage door opener or gate operator, or MyQ™ enabled light accessory. It features Security+2.0™ rolling code technology that significantly reduces radio wave interference and makes it virtually impossible for anyone to steal your remote control signal.
3-Button Remote Control (893LM)
This powerful multi-door control can operate three garage door openers or gate operators, or MyQ™ enabled light accessories. It features Security+2.0™ rolling code technology that significantly reduces radio wave interference and makes it virtually impossible for anyone to steal your remote control signal.
3-Button Mini Remote Control (890MAX)
If you're always on the go, the LiftMaster® 3-Button Mini Remote Control will fit your busy lifestyle. It's small enough to fit right on your keychain, or in your purse or pocket, so you'll always have it when you come home. It can control up to three garage door openers or gate operators, or MyQ™ enabled light accessories. For added safety, it features Security+2.0™ rolling code technology that virtually eliminates interference and sends a brand new code every time it is used.
Wireless Keyless Entry System (877LM)
Open or close your garage door without using a remote control or key. The LiftMaster® Wireless Keyless Entry System can open the door using a private 4-digit code you program directly into the unit. You can also program it with temporary access codes for visitors or delivery and service personnel so they can gain access to your garage without having to give them your personal code.
Wireless Keyless Entry System (877MAX)
Open or close your garage door without using a remote control or key. The LiftMaster® Wireless Keyless Entry System can open the door using a private 4-digit code you program directly into the unit. You can also program it with temporary access codes for visitors or delivery and service personnel so they can gain access to your garage without having to give them your personal code. Plus, it works with all LiftMaster® garage door openers manufactured since January 1993.
MyQ™ Enabled Accessories
Remote Light Switch (823LM)
Now you can control your house lights at the touch of a button. The LiftMaster® Remote Light Switch replaces any single light switch, allowing control of the lights remotely via the LiftMaster Internet Gateway™ or garage door opener remote control.
Remote Light Control (825M)
Lights on. Lights off. The LiftMaster® Remote Light Control lets you control your home lighting in three ways: with your garage door opener remote control, your garage door opener (it mimics the garage door opener work lights), or from your smartphone or computer via the LiftMaster Internet Gateway™ accessory.
LiftMaster Internet Gateway™ (828LM)
This revolutionary new accessory features built-in MyQ™ technology that connects to the Internet and allows you to monitor and operate your garage door opener, or turn on or off lights in or around your home, from anywhere in the world by using your smartphone or computer. It utilizes a two-way communication system that puts freedom and control in your hands.
Garage Door Monitor (829LM)
Now you won't have to go downstairs or outside to see if you accidentally left the garage door open. With the LiftMaster® Garage Door Monitor, you can check and close the garage door from any room in the house.