Lift-Master 8550 Elite Series Garage Door Opener

Brochure

Battery Backup Features:

• 12VDC battery is always charged and ready
• Simple battery installation (through the access door behind the light lens)
• Audible signal alerts you when the battery is in use
• Safety and security features still operate, ensuring your family is still protected in a power failure
• Backup power will operate the garage door opener for 40 full cycles within a 24-hour period* (fully charged batteries at 72º F)

Standard Features:

• Ultra-quiet DC motor belt drive system is durable and maintenance-free
• Energy-efficient operation consumes up to 75% less power in standby mode
• Equipped with MyQ™ technology that lets you monitor and control your garage door and house lights remotely by using a computer or smartphone
• Enclosed gear case provides continous lubrication for longer life and smoother operation
• One-piece solid steel T-rail with automatic belt tensioner on trolley
• Internal electronic limit settings and electronic/internal force sensing
• Auto force - the garage door opener adapts to weather and changing environmental conditions, meaning less maintenance required
• Timer-to-Close allows the door to automatically close after a pre-programmed number of minutes
• The Smart Garage Door Opener® lets you electronically program security codes from the Smart Control Panel® or the powerhead
• Quick-Connect™ terminals for faster wire installation
• 200 watts of light with adjustable light time delay; dual non-yellowing hinged light lens for easy bulb replacement; CFL bulb-compatible design
• 6-foot power cord makes connecting to a power source easier than ever; ideal for vaulted ceilings

Included Accessories:

• 3-Button Premium Remote Control
• Smart Control Panel®
• Battery Backup

Safety Features:

• The Protector System® projects an invisible light beam across the garage door opening and automatically reverses the door if anything interrupts the beam while door is going down               
• PosiLock® stops intruders by securely locking the garage door when it is down
• Alert-2-Close warning system provides UL325-compliant audible and visual warnings that the garage door is about to close when using the Timer-to-Close, or remote closing features (Alert-to-Close applications are for sectional doors only; not one piece doors)
• Manual release handle in case of power failure

Warranty:

• Lifetime motor and belt warranty 
• 5-year parts warranty
• 1-year battery warranty

"This information has been taken from the Lift-Master website at www.liftmaster.com. Product Information is © Lift-Master."

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