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Overview

• High-quality replacement laptop battery designed for Acer Aspire and Chromebook models using AC14B8K battery type• Provides stable power output, long cycle life, and reliable daily performance• Ideal for restoring original battery life for work, study, and travel use• Built with premium cells for safety, durability, and consistent charging behavior

TREE.NB Replacement Battery for Acer AC14B8K (48Wh)

Model: SWEAT-5139
Web Code: 19734848
Sold and shipped by | 3.1 seller rating (8 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

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Seller Return Policy

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

• Designed to replace Acer AC14B8K batteries with precise compatibility

• Provides dependable power for Aspire, Chromebook, and TravelMate series

• Premium lithium cells ensure stable voltage and reduced power loss

• Supports daily workloads including browsing, streaming, and office tasks

• Engineered with protection against overcharge, overheating, and short circuit

• Ideal solution for extending laptop usability without replacing the device

Laptop Manufacturer
Other

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.