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LiftMaster/Chamberlain Replacement Kit - 41B591 12 Volt Replacement Batteries for 475LM BBU - (2 Pack)

SKU 712-LMP-41B591
Original price $96.59 - Original price $96.59
Original price $96.59
$96.59
$96.59 - $96.59
Current price $96.59

GarageDoorProject® exclusively partners with US vendors, ensuring 100% OEM parts with all-new production dates. 41B591 12 Volt Replacement Batteries

RELIABLE PERFORMANCE: High-capacity 4.5Ah sealed lead acid batteries ensure consistent and dependable power for backup systems

COMPACT DESIGN: Dimensions of 3.54" x 2.76" x 3.98" make these batteries easy to fit into tight spaces and compatible with various setups

EASY INSTALLATION: Equipped with wire & plug harness for straightforward installation and secure connection

LONG-LASTING DURABILITY: Rechargeable design with a 1-year replacement warranty ensures longevity and peace of mind

Product Description

Replacement Garage Door Battery Chamberlain 41B591 Industry Tested Backup Battery Unit 12 Volt Sealed Lead Acid 4 Pack | GarageDoorProject | 100% OEM | US Vendor

The replacement garage door battery 41B591 is a 12 volt sealed lead acid battery pack designed specifically for the 475LM backup battery unit (BBU), ensuring long lasting backup power for your garage door system. This 4.5Ah battery replacement kit delivers reliable and consistent power to keep your garage door opener functioning during power outages, providing peace of mind and uninterrupted operation. Manufactured by GarageDoorProjectâ„¢, this LiftMaster compatible battery is industry tested and backed by a 1-year replacement warranty, confirming its durability and quality.


This compact backup battery measures 3.54" x 2.76" x 3.98" (90mm x 70mm x 101mm) and weighs just 3.52 lbs, making it easy to install in tight spaces without compromising performance. The sealed lead acid battery composition ensures safe, maintenance-free operation while offering dependable energy storage for your garage door power backup needs.


Key features of this Chamberlain replacement battery include:

- High-capacity 4.5Ah sealed lead acid battery for consistent backup power
- Easy install backup battery with wire and plug harness for quick, secure connection
- Compact design fits seamlessly into the 475LM BBU and similar setups
- Rechargeable with a 1-year replacement warranty for long-term reliability
- Compatible with alternative part numbers: 41B591, 012381415915, and 9000001
- OEM quality from a trusted US vendor ensuring genuine LiftMaster compatible battery performance

Technical specifications:

- Product Name: Replacement Garage Door Battery – Chamberlain 41B591
- Model Number: 41B591
- Nominal Voltage: 12 Volt
- Nominal Capacity: 4.5Ah
- Terminal Type: F1
- Battery Cell Type: Sealed Lead Acid
- Dimensions: 3.54" x 2.76" x 3.98" (90mm x 70mm x 101mm)
- Weight: 3.52 lbs (1.6 kg)
- Rechargeable: Yes
- Warranty: 1-Year Replacement Warranty

This garage door battery replacement kit is essential for maintaining uninterrupted garage door operation during outages or electrical failures. Its easy installation process allows you to replace your existing backup battery unit quickly, minimizing downtime and protecting your home security system.


Choose the GarageDoorProjectâ„¢ replacement garage door battery for a reliable, compact backup solution that meets OEM standards and keeps your garage door opener powered when you need it most.

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