Seagate Expansion STKM4000400 external hard drive 4 TB Black

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TRUSTED AND LOVED HIGH-CAPACITY STORAGE. REIMAGINED DESIGN.

Compact outside. Powerful inside. Store massive amounts of photos, videos, music and documents with My Book desktop storage.

Complete Backup

Equipped with WD Backup software for Windows and Apple Time Machine compatibility for Mac, the My Book desktop hard drive can back up your photos, videos, music and documents. The My Book desktop hard drive also works great with Acronis® True Image™ WD Edition software to schedule full system backups.

Password Protection

With built-in 256-bit AES Hardware Encryption with WD Security software, just set your own personalized password to help keep your content private and safe.

WD Reliability

Millions of people around the world trust their data to My Book desktop storage. Designed to meet WD’s demanding requirements for durability, shock tolerance and long-term reliability, we back up (pun intended!) the trusted My Book desktop storage with a 3-year limited warranty.

WATCH THE POWER OF MY BOOK COME TO LIFE

We live hectic lives and generate tons of digital content. My Book desktop storage has massive storage capacity so you can confidently back up the files that make up your digital life.

TECHNICAL SPECIFICATIONS

Formatted exFAT for out-of-the-box compatibility with Windows and Mac. Operating System: Windows® 10, Windows 8, Windows 7, Mac OS X El Capitan, Yosemite or Mavericks. May require reformatting for other operating systems. Compatibility may vary depending on user’s hardware configuration and operating system.

TRUSTED AND LOVED HIGH-CAPACITY STORAGE. REIMAGINED DESIGN.

Compact outside. Powerful inside. Store massive amounts of photos, videos, music and documents with My Book desktop storage.

Complete Backup

Equipped with WD Backup software for Windows and Apple Time Machine compatibility for Mac, the My Book desktop hard drive can back up your photos, videos, music and documents. The My Book desktop hard drive also works great with Acronis® True Image™ WD Edition software to schedule full system backups.

Password Protection

With built-in 256-bit AES Hardware Encryption with WD Security software, just set your own personalized password to help keep your content private and safe.

WD Reliability

Millions of people around the world trust their data to My Book desktop storage. Designed to meet WD’s demanding requirements for durability, shock tolerance and long-term reliability, we back up (pun intended!) the trusted My Book desktop storage with a 3-year limited warranty.

WATCH THE POWER OF MY BOOK COME TO LIFE

We live hectic lives and generate tons of digital content. My Book desktop storage has massive storage capacity so you can confidently back up the files that make up your digital life.

TECHNICAL SPECIFICATIONS

Formatted exFAT for out-of-the-box compatibility with Windows and Mac. Operating System: Windows® 10, Windows 8, Windows 7, Mac OS X El Capitan, Yosemite or Mavericks. May require reformatting for other operating systems. Compatibility may vary depending on user’s hardware configuration and operating system.

INSTANT, ADD-ON STORAGE
Reliable, high-capacity storage for ultrafast data transfers.
Massive Capacity
With up to 4TB capacity, there's plenty of room for all your important files and precious memories.
Transfer Files Fast
Connect to the SuperSpeed USB 3.0 port and quickly access, save and transfer your files and HD Movies.
Plug-and-Play Simplicity
Works right out of the box with Windows® PC. Just plug into the USB port to instantly add storage.

USB 3.0 AND USB 2.0 COMPATIBILITY
With this single drive you get compatibility with the latest USB 3.0 devices and backward compatibility with USB 2.0 devices as well.

WD QUALITY INSIDE AND OUT
For years, millions of people worldwide have trusted their data to WD hard drives, and our first concern is to reliably store that data. So we build the drive to our demanding requirements for durability, shock tolerance and long-term reliability.

TECHNICAL SPECIFICATIONS
Formatted NTFS for Windows 10, Windows 8, Windows 7. Requires reformatting for Mac OS X . Compatibility may vary depending on user’s hardware configuration and operating system.

The ultra-portable HV620S packs up to 4TB of external storage in a drive that’s only 11.5mm thick. The design also shines with a mirror-like gloss, simple but elegant and fitting for dependable, go-anywhere storage that runs via fast USB 3.1. For all your content and with nearly universal device compatibility, the HV620S embodies smart design that increases capacity and performance while reducing physical space requirements.

Even Slimmer Design
The HV620S takes the proven performance and reliability of our existing 2.5” external hard drives and re-defines them. At only 11.5mm in profile, it’s super-slim for sleek elegance and superior portability, fitting easily in any briefcase or backpack. From meeting rooms to treks in nature, the HV620S never gets in the way and always adds a touch of style to your storage.

Scratch-Prevention Design
A raised lip on the edge of the drive protects the surface from scratching when the drive is laid flat.

Sleek and Glossy
The sleek lines and reflective, smooth surface of the HV620S highlights its thin and elegant overall appearance. It is ideal for those who wish to maintain an aura of professionalism, or show off their technical savvy.

LED Indicator Shows Transfer Status
A bright blue LED lets you know when data is being read from or written to the HV620S. This helps prevent disconnection during read/write operations.

BUILT FOR TODAY. READY FOR TOMORROW.

Equipped with USB-C™ technology, the My Passport™ Ultra portable drive offers an easy way to expand your storage with a modern metal design that complements your PC. It’s Windows® 10-ready out of the box to seamlessly deliver plug-and-play storage, while password protection with hardware encryption helps enforce the security of your content. And with up to 4TB1 of storage and a 3-year limited warranty, you get storage to rely on for years to come.

USB-C READY, USB 3.0 COMPATIBLE

Featuring the latest in USB-C™ technology, the My Passport™ Ultra portable drive delivers quick and easy storage for your PC, while the included USB 3.0 adapter makes sure it’s compatible with older machines.

INNOVATIVE STYLE AND FUNCTION

Fusing modern anodized metal and textures, the My Passport™ Ultra portable drive is available in a variety of colors to seamlessly match your personal style and the latest computers.

GET MORE OUT OF WD DISCOVERY

Included WD Discovery™ software2 makes it easy to back up your photos, videos and documents to the My Passport Ultra drive. To help preserve your online life, WD Discovery allows you to import your content from popular social media and cloud storage services, like Facebook, Dropbox and Google Drive™.3 WD Discovery software can also be used to manage your drive settings like reformatting, LED control and more.

EASY-TO-USE AUTO BACKUP SOFTWARE

For your photos, videos or business documents, the WD Backup™ software included in WD Discovery makes it easy to help protect what’s important to you by automating your backup routine. Simply download WD Backup™, plug in your drive and set your hourly, daily or monthly schedule.

PASSWORD PROTECTION WITH 256-BIT AES HARDWARE ENCRYPTION

The WD Security function within WD Discovery helps keep your files private with a password you can choose, making it easy to enable password protection and 256-bit AES Hardware Encryption.

HIGH CAPACITY

With up to 4TB1 of capacity, you have plenty of room to keep your photos, videos, music and documents with you, wherever you go and in your control.

WINDOWS READY

My Passport Ultra is formatted for Windows® 10 to deliver plug-and-play storage out of the box. With WD Discovery™ software, you can also download the NTFS driver for macOS, so you can work seamlessly between operating systems without reformatting.

3-YEAR LIMITED WARRANTY

The My Passport Ultra drive is built using tried and true WD components for lasting endurance and comes with a 3-year limited warranty to deliver reliable storage you can depend on.

6 TB, 3.5", USB 3.0, 256-bit AES, 1050g

4 TB, 3.5", USB 3.0, 256-bit AES, 1000g

6 TB, USB 3.0, Windows/Mac, 48 x 135 x 165.8 mm, Black

4 TB, USB 3.1, 2.5", 115x78x21 mm, 230 g, black

2TB, USB-C, USB 3.0, Windows 10/8.1/7, Silver

Western Digital

Western Digital

Western Digital

ADATA

Western Digital