LiftMaster Model 8550 Door Automation
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Description
• 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 continuous lubrication for longer life and smoother operation
• 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
• 12VDC battery backup is always charged and ready
• Timer-to-Close allows the door to automatically close after a pre-programmed number of minutes
• 200 watts of light with adjustable light time delay; dual non-yellowing hinged light lens for easy bulb replacement; CFL bulb-compatible design
• 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)
• Lifetime motor warranty
• 5 year parts warranty
• 1 year battery warranty (485LM)
• 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 continuous lubrication for longer life and smoother operation
• 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
• 12VDC battery backup is always charged and ready
• Timer-to-Close allows the door to automatically close after a pre-programmed number of minutes
• 200 watts of light with adjustable light time delay; dual non-yellowing hinged light lens for easy bulb replacement; CFL bulb-compatible design
• 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)
• Lifetime motor warranty
• 5 year parts warranty
• 1 year battery warranty (485LM)
Contact the seller
LiftMaster Model 8550 Door Automation
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