LiftMaster 8550 Elite Series DC Battery Backup Belt Drive

LiftMaster 8550 Elite Series DC Battery Backup Belt Drive
Regular Price:$308.42
Sale Price:$281.89
7 Foot Rail Assembly:
Keyless Entry:
Internet Gateway:
Light Control:
Light Switch:
Garage Monitor:
Ceiling Mount:
Availability:Out of Stock

Product Description

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 72 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

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-2-Close applications are for sectional doors only; not one piece doors)

Manual release handle in case of power failure

Included Accessories:

3-Button Premium Remote Control (895MAX)
Smart Control Panel? (880LM)
Battery Backup (485LM)


Lifetime motor and belt warranty
5-year parts warranty
1-year battery warranty (485LM)

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.

Additional Information

LiftMaster 8550 Manual


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