Your Liftmaster 3850 Garage Door Opener Backup requires 1 - 12V 5AH battery with F1 terminals. Our replacement battery features high discharge design, wide operating temperature range, and long expected service life. The replacement battery meets or exceeds the original manufacturer specifications and ensures your satisfaction regarding quality, durability and performance.
All Liftmaster 485LM replacement Garage Door Opener Backup Battery sourced by ReplaceUPSBattery.com feature Valve-Regulated Lead Acid (VRLA) Sealed Battery Technology, making them safe to operate in any position, near people and sensitive equipment. Additionally, all our Garage Door Opener Backup Battery are UL (Underwriters Laboratories) certified.
You have to install the new 12V 5AH replacement battery in your Liftmaster 485LM Garage Door Opener Backup Battery in the same original configuration and reuse the existing cables. Please check your battery for dimensions prior to ordering as manufacturers may change requirements without notice.
If you need help or any additional information about the Liftmaster 485LM Garage Door Opener Backup Battery do not hesitate to contact our customer service representatives via email, chat or call toll free at (800) 409-0250.
- Package contains 1 battery
- VRLA (valve-regulated lead acid) technology
- Guaranteed compatibility with original battery
- 1-year Warranty
- Free Shipping for all orders
- ETD: 3 Business Days
- Shipping Methods – UPS Ground and USPS
- We ship in 1 business day for all in-stock items
- Shipping & Return Policies
- 1-year Warranty
- Warranty Policy
We offer great quantity discounts on all our batteries. Get a quote today!
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