LiftMaster 87802 Heavy Duty Chain Drive
Smart Garage Opener with Integrated LED Corner to Corner Lighting™ System, Battery Backup, Heavy Duty Chain Drive
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Maximum Power Includes our strongest motor, sturdy I-beam rail system, plus powerful chain drive to lift the heaviest of garage doors.
Download Product Brochure- Powerful chain drive
- myQ® Connected
- Secure in-garage delivery
- Battery backup
- Security+ 2.0®
- Invisible light beam system
- Automatic Garage Door Lock Capable
- Motion detection
- 3-Button Remote Control
- Smart Control Panel®
- Garage Door Opener Battery
- Motor
- 12V DC, 53 RPM, Permanent lubrication, lift heavy doors and carriage house doors up to 750 lbs.
- Mechanics
- Steel chassis, I-beam and trolley, full chain drive mechanism (16:1 gear reduction and adjustable door arm)
- Auto-force adjustment for changing weather and environmental conditions, electronic limits for easy setup
- Sprocket 10-tooth-DC
- Wi-Fi logic board with built-in surge suppressor (for replacement logic boards, order part 050DCTBLK)
- 2 lock terminals allow up to 2 locks to be connected (841LM sold separately)
- Power
- 120V AC, 60 Hz voltage, 3.5A current rating, UL Listed, 6' power cord (3-prong)
- Speed
- 5.5" per second upward, 6.5" per second downward