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WD My Book Duo 4TB Desktop Hard Drive

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Free up space on your computer by saving your media collection and other files in the Western Digital WD My Book Duo 4TB Desktop Hard Drive. More than just providing you ample space for files, this desktop hard drive also keeps your media collection secure.

The Western Digital Logo

Secure storage, quick transfers

The WD My Book Duo hard drive

Front view of the WD My Book Duo

Massive Storage Space

The WD My Book Duo 4TB Desktop Hard Drive gives you ample space to store your multimedia collection with its 4TB of capacity. With space for your music, photos, videos, and documents, you can save more important files and free up storage on your computer at the same time.

The WD My Book Duo desktop hard drive offers super quick file transfer speeds

Fast Transfer Rate

The Western Digital My Book Duo provides a speedy transfer rate that’s ideal for storing or moving large files. Its dual-drive performance allows transfer speeds of up to 290mbps, so moving large files is quick and easy, giving you time for more important tasks.

The My Book Duo 6TB hard drive backs up to the Cloud

Backup Security

Say goodbye to losing files and media thanks to Western Digital My Book Duo 4TB Desktop Hard Drive’s backup solutions. Protect your files by backing them up securely, safe in the knowledge that should you lose the original files your backup system is easily accessed.

The WD desktop hard drive is secure and reliable

Complete Protection

Take comfort knowing all your files and media collection are protected with the My Book Duo Desktop Hard Drive’s security options. Featuring different layers of protection with 256-bit AES hardware encryption and data password protection, files and multimedia are kept safe and private.

A side view of the WD My Book Duo

Hard Drive Control

Easily perform tasks on your Western Digital Desktop Hard Drive with its WD Drive Utilities, allowing you to run diagnostics, manage configurations, erase or format the drive and register it, making managing the My Book Duo simple and convenient.

The WD My Book Duo with drive compartment open, showing where additional storage drives can be inserted

Upgrade Possibilities

Expand the storage on your WD My Book Duo Desktop Hard Drive at any time. You can easily add extra storage to the My Book Duo with the simple push of a button, opening a compartment with room to insert additional drives.

What's In The Box?

  • 1 x External storage
  • 1 x WD SmartWare™ Pro, WD Drive Utilities™ & WD Security™ software
  • 1 x USB cable
  • 1 x AC adapter
  • 1 x Quick install guide


Barcode (GTIN) 718037823546
Product Type External Hard Drives
External Hard Drive Type Desktop
Brand WD
Model My Book Duo
Primary Storage Capacity 4TB
Connectivity USB 3.0
Weight (kg) 2.0900
Product Height (cm) 16.5
Product Width (cm) 9.9
Product Depth (cm) 9.9
Manufacturers Express Warranty (months) 36

If you feel your product has failed a Consumer Guarantee (as defined by Australian Consumer Law) then don't worry you can easily return it to your local Harvey Norman store. We'll even pay for the postage if you live in an area where there is no store. Our returns policy covers any purchased item (conditions apply).

  • Buying Guide: External Hard Drives

    An external hard drive allows you to increase the storage capacity of your computer without the need to install any complicated hardware. This guide offers an overview of external storage devices available.

  • Buying Guide: Network Storage

    Network Attached Storage offers an effective way to create a centralised storage solution for your home or small business. This guide explains how multiple users can access, stream and save data across a wide variety of devices.

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WD My Book Duo 4TB Desktop Hard Drive
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