LiftMaster 8550 Garage Door Opener
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Take convenience and safety to a whole new level with the LiftMaster® 8550. The reliable, integrated Battery Backup System guarantees access in and out of your garage, even when the power is out.
- Equipped with MyQ® technology that lets you monitor and control your garage door and house lights remotely by using a computer or smartphone (LiftMaster® Internet Gateway accessory required). The LiftMaster® Internet Gateway is only compatible with LiftMaster® garage door opener models 8550, 8360 and 8500 (which have a yellow learn button)
- Timer-to-Close feature allows the door to automatically close after a pre-programmed number of minutes
- Auto-force feature constantly monitors garage door system and adjusts forces to temperature fluctuations, floor height, and door track movement
- The Smart Garage Door Opener® lets you electronically program security codes from the Smart Control Panel® or the powerhead
- Enclosed gear case provides continous lubrication for longer life and smoother operation
- A 6-foot power cord makes connecting to a power source easier than ever
- Whole-garage lighting with adjustable light time delay; compatible with CFL bulbs
- Energy-efficient operation consumes up to 75% less power in standby mode
- HOMELINK® compatible with QuickTrain™ technology
- Meets all UL325 requirements
SAFETY & SECURITY FEATURES:
- The Protector System® safety sensors project an invisible light beam across the garage door opening and automatically reverses the door if anything interrupts the beam while door is going down
- Sensing technology will stop the door from closing if contact is made with a person or object
- Opener lights turn on automatically when The Protector System's infrared beam is interrupted
- Security+2.0™ rolling code technology 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 it is closed
- 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
- Manual release handle in case of power failure
WARRANTY:
- Lifetime motor and belt warranty
- 5-year parts warranty
- 1-year warranty on Battery Backup Battery
To reduce the risk of injury to persons - When the LiftMaster® Internet Gateway is used with garage door openers, the operator must be installed with sectional doors.