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LiftMaster/Chamberlain Replacement Part - 485LM Integrated Battery Back Up System For Garage Door Openers 3850, 8360, and 8550 Models

SKU 712-LMP-485LM
Sold out
Original price $149.99
Original price $149.99 - Original price $149.99
Original price $149.99
Current price $89.99
$89.99 - $89.99
Current price $89.99

GarageDoorProject is proud to use only US vendors with 100% OEM parts and all new production dates. Liftmaster Direct 485LM Replacement Part Number. Included in all orders is our GarageDoorProject 8-in-1 Stainless Steel Multi Tool with Nylon Belt Loop Carrier.

Compatibility - Other Part Numbers: 041A6357-1, 41A6357-1, 012381742288, 485LMC, 012381994854- ( Sears, Home Depot, Amarr, Clopay, Raynor)

Easy DIY Liftmaster Battery Replacement - A garage door opener battery will typically need to be replaced every one to two years, and replacing it is as simple as seven easy steps. All you'll need is some gloves, safety eye wear and a screwdriver.


Power Supply - 12V 485lm liftmaster replacement battery is used in the following models: 8500, 8500W, 8550W, WLED, 8360, & 8360W- Fully charged the battery will allow for 2 days or 20 open and close cycles with no power.

100% OEM Liftmaster garage door opener battery replacement product is compatible with part numbers 041A6357-1, 41A6357-1, 012381742288, and 485LMC.

Product Description

LiftMaster/Chamberlain Replacement Part - 485LM Integrated Battery Back Up System For Garage Door Openers 3850, 8360, and 8550 Models - 100% OEM Manufacturers with New Production Dates for US Vendor GarageDoorProject®

The LiftMaster 485LM Integrated Battery Back-Up System is designed to provide reliable and efficient power backup for your garage door opener, ensuring seamless operation during power outages. Specifically compatible with LiftMaster models 3850, 8360, and 8550, this battery allows your garage door to open or close up to 20 times without power, offering convenience and peace of mind in emergencies. This battery backup system is engineered for quick and easy installation, ensuring you can replace it effortlessly when needed.

POWER DURABILITY: Keeps your garage door operational for up to 20 cycles during power outages, ensuring you never lose access to your garage
EASY INSTALLATION: Fast and simple replacement process designed to work seamlessly with LiftMaster integrated battery backup systems
COMPATIBILITY: Perfect fit for LiftMaster models 3850, 8360, and 8550, maintaining smooth operation even in emergencies
COMPACT DESIGN: Lightweight and compact at 3.52 lbs, making it easy to handle and replace
OPTIMAL SPECIFICATIONS: Delivers 12V, 4.5Ah power with an F1 terminal type for reliable and efficient performance

Technical Specifications:

  • Product Name: Integrated Battery Back-Up System
  • Model: 485LM
  • Nominal Voltage: 12V
  • Nominal Capacity: 4.5Ah
  • Terminal Type: F1
  • Weight: 3.52 lbs (1.6 kg)
  • Dimensions: 3.54" (90 mm) L x 2.76" (70 mm) W x 3.98" (101 mm) H
  • Warranty: 1 Year Limited Warranty
  • Compatibility: LiftMaster models 3850, 8360, and 8550

Keep your garage secure and accessible with the LiftMaster 485LM Integrated Battery Back-Up System, offering unmatched reliability and performance during emergencies.

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