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LiftMaster 485LM Garage Door Opener Battery for Liftmaster 3850 Opener, Chamberlain, 485lm

SKU: 485LM LiftMaster

Special Order Item

This item is available by special order. Lead times may vary. Please contact us for availability and estimated delivery.

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Key Features

  • Keeps garage access during power outages so homes and businesses remain secure and operational
  • Direct fit for LiftMaster 3850 and compatible with many Chamberlain openers for easy installation and dependable integration
  • Provides reliable backup power to maintain access control and security monitoring without interruption
  • Reduces downtime and service calls — ideal for property managers, installers, and homeowners prioritizing reliability
  • Compact, OEM-quality design (Model 485LM) that integrates seamlessly with existing garage door opener systems

Quick Specifications

Product Model
485LM
Brand Name
Liftmaster
Manufacturer Part Number
485LM
View Full Technical Specifications

Product Information Tabs

Overview

Ensure uninterrupted garage access and protection with the LiftMaster 485LM garage door opener battery. This LiftMaster backup battery is engineered to keep your LiftMaster 3850 opener — and compatible Chamberlain systems — operating during power outages, so security, surveillance, and access control systems remain active when they matter most. The compact Model 485LM mounts seamlessly to existing units for quick field replacement and minimal downtime. Manufactured with OEM-quality components and origin MX, this battery delivers dependable backup power to prevent lockouts, avoid service calls, and maintain monitoring functions for residential and light-commercial applications. Whether you manage a portfolio of properties or are upgrading a single home garage, the LiftMaster 485LM provides peace of mind with a plug-and-play installation and reliable performance under load. Protect your property and streamline maintenance with an approved backup solution that complements your security and automation setup. Order the LiftMaster 485LM backup battery today to ensure continuous access and robust security for your garage door system.

Features

  • Keeps garage access during power outages so homes and businesses remain secure and operational
  • Direct fit for LiftMaster 3850 and compatible with many Chamberlain openers for easy installation and dependable integration
  • Provides reliable backup power to maintain access control and security monitoring without interruption
  • Reduces downtime and service calls — ideal for property managers, installers, and homeowners prioritizing reliability
  • Compact, OEM-quality design (Model 485LM) that integrates seamlessly with existing garage door opener systems
General Information
Brand Name Liftmaster
Manufacturer Part Number 485LM
Miscellaneous
Country of Origin MX