Liftmaster MODEL 485LM EverCharge Battery

LiftMaster 485LM EverCharge® Standby Power System

The LiftMaster 485LM EverCharge® is an integrated backup battery system designed to maintain full operation of compatible LiftMaster garage door openers during power outages. It allows safety and security features to continue functioning without interruption, operating the opener as if power were still present.

This system features an improved battery recovery design and is built to integrate seamlessly into supported openers via a shared logic board, enhancing overall performance in standby mode.

Key Features

• Model Number: 485LM

• Alternate Part Numbers:

  • 041A6357-1

  • 41A6357-1

  • 485LMC

  • UPCs: 012381742288, 012381994854

• Backup Power Type: 12V integrated battery

• Function: Maintains opener operation during power loss

• Shared Logic Board: Improves performance and installation simplicity

• Supports all opener safety and security features during outages

• Improved Battery Recovery System for extended backup performance

Compatibility

The 485LM is compatible with the following LiftMaster garage door opener models:

• 3850 (exclusive fit model)

• 8500 / 8500W

• 8550W

• WLED

• 8360 / 8360W

Note: Always verify model compatibility through the opener’s manual or specifications before installation.

Dimensions

• Length: 7.25 inches

• Width: 5.00 inches

• Depth: 4.75 inches

This compact form factor allows for easy integration inside the opener housing or mounting space.