The LiftMaster 6690L pairs a powerful belt-drive motor with smooth, quiet operation for premium garages. Built-in smart connectivity and battery backup keep the door moving and monitored even when the power drops.
Quiet, confident performance
- Belt-drive system designed for low-vibration operation
- Battery backup keeps the opener running during outages
- Soft start/stop motion to reduce wear on door hardware
Smart control
- myQ connectivity for remote monitoring and alerts
- Compatible with keypads, remotes, and vehicle controls
- Secure rolling-code access for everyday protection
Installed by Barton Door
We size the opener for your door weight, set travel limits, and confirm safety sensors. Our team can also program accessories and tune the system for long-term reliability.

