Overview
Specifications
Resources
Disclosures
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My Book Duo
from WD

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Unleash your storage potential with our desktop RAID powerhouse

The My Book® Duo drive is your steadfast desktop storage ally committed to helping safeguard your entire digital world. With its massive storage capacities and the added security of RAID 0, it seamlessly archives your photos, videos, music, documents and your computer system, enabling the protection of your cherished memories and critical projects. Schedule and back up that data regularly with the included Acronis® True Image™ for Western Digital software1, fortified with robust protection against ransomware threats. As you prepare to go, add an extra level of security with password protection for peace of mind for your invaluable files.

Product Details

Massive Capacity
Unlock up to 44TB1 of storage and effortlessly reclaim valuable space across all your devices. Archive your collections of photos, videos, music, and vital and historical documents securely in one reliable space.

Optimized Performance with RAID 0
Ready to perform at maximum speed and capacity in default RAID 0 mode. Also, choose between enhancing data security with RAID 1 redundancy (data mirroring) or utilizing the drive as two independent drives (JBOD) using the included software1.

Archiving that’s simple. Protect against ransomware.
Scheduling backups of your precious files made easier with the included Acronis® True Image™ for Western Digital software1. Also fortify your important applications and help protect your entire computer system against data loss caused by ransomware attacks.

Help safeguard what matters most
Keep your files private and safe at home or business. Use our included software1 to add an extra layer of security with password protection and built-in 256-bit AES encryption.

USB-C™ and USB 3.2 Gen 1 Ready with Hub Ports
Compatible with USB 3.2 Gen 1/USB 3.0 to deliver high-speed connectivity. 2x USB 3.2 Gen 1/USB 3.0 hub ports for computer accessories, or charging your mobile devices.

A worry-free warranty2
We build our drives using tried and true components and provide a 3-year limited warranty2 for extra peace of mind.

Full Specifications

Features
  • Easily archive your entire digital world with up to 44TB1 of massive storage capacity
  • Experience optimized performance with RAID 0 out-of-the-box
  • Back up smarter with included device management software1 with defense against ransomware
  • Help secure your valuable files with password protection and hardware encryption
  • 2x USB 3.2 Gen 1 / USB 3.0 hub ports for connecting additional devices and accessories
  • Enjoy peace of mind with a 3-year limited warranty2
Capacity
4 TB
Connector
USB-A
Compatibility
  • Windows® 10+
  • macOS 11+ (reformatting required)

Compatibility may vary depending on user’s hardware configuration and operating system

Interface
USB 3.2 Gen 1
In The Box
  • My Book® Duo Desktop RAID Hard Drive
  • SuperSpeed USB-C™ to USB-C™ cable (5Gbps)
  • SuperSpeed USB-C™ to USB-A cable (5Gbps)
  • Software1 for device management and backup
  • AC adapter
  • Disk Replacement Tool
  • Drive Replacement Guide
  • Quick Install Guide
Warranty
3-Year Limited Warranty
Dimensions (L x W x H)
160mm x 100mm x 180mm
Weight
2.29kgs
Model Number
WDBFBE0040JBK-EESN
Operating Temperature
5°C to 35°C
Non-Operating Temperature
-20°C to 65°C
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Product Numbers

Resources

Product Support
EU Declaration of Conformity

Ratings & Reviews

Disclosures

  1. 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment and RAID/JBOD configuration.
  2. Download and installation required. Terms and conditions apply. User account registration may be required.
  3. The term of the limited warranty depends on the country in which the product was purchased. Visit our website at http://support.wdc.com/warranty/policy.asp for the detailed terms and conditions of our limited warranty and for a list of the specific countries in these regions.
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