The Western Digital My Book 4TB External Hard Drive is built for users who want high-capacity desktop storage combined with serious data protection features. Connecting via USB 3.0, it offers fast transfer speeds for backing up large photo and video libraries, business files or entire system backups. What sets My Book apart is its built-in password protection and 256-bit AES hardware encryption, which secures your data directly at the hardware level so it stays protected even if the drive is removed from your computer. The included WD Backup software allows you to schedule automatic, ongoing backups so your files are always up to date without needing to remember to do it manually. As a desktop drive, it uses an external power adapter for consistent performance during heavy use. Backed by a 2-year limited warranty, the WD My Book 4TB is a solid choice for home offices, small businesses and anyone who wants secure, high-capacity storage they can rely on.
| Brand |
Western Digital |
|---|---|
| Model name |
My Book |
| Part Code |
WDBBGB0040HBK-BESN |
| Capacity |
4TB |
| Connector |
USB Micro-B to USB-A Cable + External Power Adapter |
| Interface |
USB 3.0, backward compatible with USB 2.0 |
| HDD Type |
External Desktop Hard Disk |
| Hard Disk Form Factor |
3.5 Inch |
| Hard Disk Rotational Speed |
5400 RPM |
| Drive Format |
NTFS (re-formattable) |
| Data Transfer Rate |
Up to 5Gb/s |
| Color |
Black |
| Compatibility |
Windows 10 and later; reformatting required for Mac OS |
| Operating Temperature |
5°C to 35°C |
| Box Contents |
WD My Book Hard Drive, USB Cable, External Power Adapter, Quick Install Guide |
| Warranty |
2 Years Limited Warranty |
| Country of origin |
China |
| Manufacturer's Details |
Western Digital Technologies, Inc. |
| Importer's Details |
Western Digital India Pvt. Ltd. |