Skip to main contentSkip to footer
Slide 1 of 7

Overview

86Wh 14.8V replacement notebook battery compatible with select Dell Alienware 17, 17X, 18, M17X, and M18X gaming laptops.

TIIANTE 14.8V 86Wh Laptop Battery for Dell Alienware 17/17X/18/M17X/M18X Series

Model: 2F8K3
Web Code: 19728889
Sold and shipped by | 4.5 seller rating (4 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.

Seller Return Policy

Read return policy

Warranty

Check with the manufacturer for details.

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

• Li-ion laptop battery with 14.8V output and 86Wh (5700mAh) capacity, designed to deliver stable power and extended runtime for compatible Dell laptops.

• Supports up to 500 recharge cycles over the life of the battery, ensuring long-term usability and dependable performance.

• Compatible with Dell Alienware 17 (2013) R1 P18E series and Alienware 18 R1 P19E series laptops, including M17X-R5 and M18X-R3 models.

• Replaces multiple Dell battery part numbers including 2F8K3, 02F8K3, 0G33TT, 0J33TT, 0KJ2PX, 0NU209, 451-BBCB, G33TT, and KJ2PX.

• Manufactured with certified components and tested to meet CE and FCC safety standards for reliable and secure daily use.

Product Condition
Brand New
Colour
Black
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 may be available on orders over a minimum amount (before taxes, fees, and promo codes). Shipping charges may vary based on item size and your shipping address. Want a shipping charge estimate? Simply add an item to your cart, then access the cart and enter your postal code in the shipping estimate section.

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*:
  • Yukon
  • Northwest Territories
  • Nunavut
*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.
See our return policy to find specific return information for this product and steps on how to return by mail.