Meet Your Seller

LionTech Direct

See Seller Store

Main image of DELL WW8N8 66DWX 11.4V 4878mAh 57Wh 3-Cell Battery For DELL Latitude 7340 7350 7440 7450 7640 7650 Series Laptop P/N: P126F P126F001 P175G P175G001 P176G P176G001 P178G P179G 086D0Y 0HYH8 0CTJJ6 047T0

Alt view image 2 of 3 - DELL WW8N8 66DWX 11.4V 4878mAh 57Wh 3-Cell Battery For DELL Latitude 7340 7350 7440 7450 7640 7650 Series Laptop P/N: P126F P126F001 P175G P175G001 P176G P176G001 P178G P179G 086D0Y 0HYH8 0CTJJ6 047T0

Alt view image 3 of 3 - DELL WW8N8 66DWX 11.4V 4878mAh 57Wh 3-Cell Battery For DELL Latitude 7340 7350 7440 7450 7640 7650 Series Laptop P/N: P126F P126F001 P175G P175G001 P176G P176G001 P178G P179G 086D0Y 0HYH8 0CTJJ6 047T0

Shop All EVESKY Products | Visit LionTech Direct Store

DELL WW8N8 66DWX 11.4V 4878mAh 57Wh 3-Cell Battery For DELL Latitude 7340 7350 7440 7450 7640 7650 Series Laptop P/N: P126F P126F001 P175G P175G001 P176G P176G001 P178G P179G 086D0Y 0HYH8 0CTJJ6 047T0

Be the first to review this product...

[ Attention]:There are 2 kinds battery work for those laptops . 2 CELL Battery -- FH97R 7.6V 4882mAh 38Wh 3 CELL Battery -- WW8N8 or 66DWX 11.4V 4878mAh 57Wh ,So please open your laptop back case and check your original battery , then choose correct one .
[ Battery Information ]:3-Cell Lithium Ion , Voltage &Capacity :11.4V 4878mAh 57Wh .
[ Warranty ]: Full Refund within 60 days , Replacement within 12 months ,Anytime email support .
Note: Usually we dont know the exact battery model that we need to buy, So Please open the back cover of the laptop to confirm the original battery model number. If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. also please check coin-cell battery from the system board if well . Discharge the new battery to 1% --- 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
[ SANISI Concept ]: Product Quality and Service must be perfect ! We wi

Overview

Specs

Reviews

Any questions? Our AI mode will help you find out quickly.

Try me now

Alternant Part Number:

66DWX 86D0Y 086D0Y 0HYH8 00HYH8 0CTJJ6 0JNYT4 WW8N8 0047T0 0V0W55 FH97R 0599M7 076KVG

Compatible Laptop Models:

DELL Latitude 7340 Series

DELL Latitude 7350 Series

DELL Latitude 7440 Series

DELL Latitude 7450 Series

DELL Latitude 7640 Series

DELL Latitude 7650 Series

Additional Information
First Listed on Newegg	July 31, 2026

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
CONTACT

Return Policies

Return for refund within: 30 days
Return for replacement within: 30 days
This item is covered by LionTech Direct Return Policy

Manufacturer Contact Info

For a directory of all our manufacturers, please click below.
Manufacturers Directory

Item#: 9SIC85ZM3E5575