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WD 4TB Elements USB 3.0 2.5" Portable External Hard Drive WDBU6Y0040BBK-WESN Black

Item #: 9SIV3HVM4U4089
Mfr. Part #: WDBU6Y0040BBK-WESN
UNSPSC: 43211501

(40) Write a Review

Options: 4TB

6TB
5TB
4TB
2TB
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USB 3.0 and USB 2.0 compatibility
Fast data transfers
Improve PC performance
High capacity
Formatted NTFS for Windows 10, Windows 8.1, Windows 7
2-Year manufacturer's limited warranty

Overview

Specs

Reviews (40)

4TB ELEMENTS PORTABLE EXTERNAL DISC PROD SPCL SOURCING SEE NOTES

Model
Brand	WD
Series	Elements
Model	WDBU6Y0040BBK-WESN

Performance
Color	Black
Interface	USB 3.0 (Micro-B)
Capacity	4TB

Features
Features	Fast transfer rates When connected to a USB 3.0 port, WD Elements portable storage delivers maximum performance for data transfers. Transfer a full-length HD movie in a fraction of the time it takes with USB 2.0. Performance may vary based on user's hardware and system configuration. USB 3.0 and USB 2.0 compatibility Works seamlessly with the latest USB 3.0 devices and is backward compatible with USB 2.0 devices as well. High capacity in a small enclosure The small, lightweight design offers high-capacity storage, making WD Elements portable storage the ideal companion for consumers who want to take their important files with them. Improve PC performance When your internal drive is almost full your PC slows down. Don't delete files. Free up space on your internal drive by transferring files to your WD Elements and get your PC moving again. WD quality inside and out We know your data is important to you. So we build the drive inside to our demanding requirements for durability, shock tolerance and long-term reliability. Then we protect the drive with a durable enclosure designed for style and protection. Formatted for Windows Formatted NTFS and compatible with Windows 10, 8.1 and 7. Reformatting required for other operating systems.
System Requirements	Formatted NTFS for Windows 10, Windows 8.1, Windows 7 Reformatting required for other operating systems

Dimensions & Weight
Form Factor	2.5"
Dimensions	0.82" x 3.23" x 4.35"
Weight	0.52 lb.

Packaging
Package Contents	Portable hard drive USB cable Quick install guide

Additional Information
First Listed on Newegg	August 17, 2026

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Warranty

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Return for refund within: 30 days
Return for replacement within: 60 days
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WD 4TB Elements USB 3.0 2.5" Portable External Hard Drive WDBU6Y0040BBK-WESN Black

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Item#: 9SIV3HVM4U4089

Best Sellers

Meet Your Seller

WD 4TB Elements USB 3.0 2.5" Portable External Hard Drive WDBU6Y0040BBK-WESN Black

Learn more about the Western Digital WDBU6Y0040BBK-WESN

Customer Reviews of the Western Digital WDBU6Y0040BBK-WESN

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info