Network Attached Storage

My Cloud Expert Series EX4100


  • 0TB
  • 8TB
  • 16TB
  • 32TB
  • Regular Price

    Promo Price


    Centralize your media and content in one safe, organized place

    Save all your valuable photos, videos, music and files on this ready-to-go, high-performance NAS solution for secure access to them from anywhere with an internet connection. 

    Faster Speed, Better Streaming

    Powerful Marvell ARMADA 388 1.6GHz dual-core processor and 2GB DDR3 memory for ultra-fast transfer speeds of 114MB/s upload and 108MB/s download for brilliant media streaming.

    Access From Anywhere

    Save, access and stream your content anywhere you have an internet connection with the My Cloud mobile app or web access.

    Robust Data Protection

    Multiple RAID and backup options to help protect all your valuable media, photos and important files.

    My Cloud Expert Series EX4100 | Powered By My Cloud OS 3

    Powered by My Cloud OS 3

    WD's My Cloud OS 3 comes with a variety of tools and apps to give you complete control of your media.  Create a custom folder to share your favorite content. Automatically sync your data between all your computers, so you know your content is always up-to-date. And easily transfer content between your NAS and a supported cloud service like Dropbox, or Google Drive.

    Centralize, organize and beautifully stream with Plex

    The Plex Media Server keeps all your photos, videos and music beautifully organized and prepared for streaming to your PC, mobile device, game console, or other certified media player. Enrich your media with plot summaries, posters, album covers and enjoy it from home or on the go.

    Simplified file and folder sharing

    Easily customize how you share by using public or private links. With a public link, you can share your content so anyone can see it. Using a private link, you can grant a user limited or full-access and securely collaborate with anyone. 

    up and running in minutes

    My Cloud EX4100 comes preconfigured to get you set up and on your way without any hassle. The intuitive dashboard guides you through the process of setting up users and shares, customizing system features and monitoring your storage. And with a toolless and trayless drive bay design, drive installation and hot swap is effortless.

    Enjoy 2 Months of Adobe Creative Cloud

    For a limited time, purchases come with a complimentary 2-Month Adobe Creative Cloud Photography plan membership. Get all your photography essentials including Adobe Photoshop Lightroom CC, Photoshop CC, 20GB of cloud storage, and more. Now you can edit, organize, store, and share your full-resolution images from anywhere!*


    Sync Your Content

    With WD Sync, you can automatically synchronize your media and files across your computers and your My Cloud device, so you can be confident your content is always up to date and accessible with all your devices.

    Auto Backup For All Your Computers

    With WD SmartWare Pro backup software, you can customize when and where the content on all the PCs on your network is saved, while Mac users have full access to Apple Time Machine for personalized backup. You can even automatically back up your data to a separate My Cloud NAS device, or any supported cloud service.

    Third-party App Support

    My Cloud EX4100 supports a full suite of popular applications for a personalized experience. Using apps like Plex, Dropbox, WordPress and more, you can customize your NAS for your own specific needs.

    Featuring Ultra-reliable WD Red NAS Drives

    My Cloud EX4100 comes pre-configured with WD Red hard drives, specifically built for NAS systems to provide improved performance within 24x7 environments. The My Cloud EX4100 is also available in a diskless version, so you can create a custom NAS with compatible hard drives.

    Volume Encryption

    Equipped with 256 AES volume encryption, it helps to secure your stored files across your entire network. Whether you’re using a PC or a Mac, your content is protected.

    Multiple RAID Options

    With the RAID settings of the My Cloud EX4100, you can customize your system with the configuration that’s best for you. Use RAID 0 for enhanced performance, RAID 1 for mirrored data protection, or a JBOD / spanning structure for non-RAID configurations.

    Third-party App Support

    My Cloud EX4100 supports a full suite of popular applications for a personalized experience. Using apps like Plex, Dropbox, WordPress and more, you can customize your NAS for your own specific needs.

    Technical Specifications

    Windows 10, Windows 8.1, Windows 7, macOS Mojave, High Sierra, Sierra operating systems.

    My Cloud Expert Series EX4100 | Tech Specs



    1.5TB, 8TB, 16TB, 24TB



    • Gigabit Ethernet x 2
    • Power supply (DC in) x 2
    • USB 3.0 expansion port x 2 rear
    • USB 3.0 port with direct copy x 1 front


    Package Includes

    • My Cloud Expert Series EX4100 Device
    • Ethernet cable
    • Power supply and cable
    • Quick Install Guide


    Model # Capacity Interface Shop
    WDBWZE0320KBK-EESN 32TB Gigabit Ethernet x2
    WDBWZE0240KBK-EESN 24TB Gigabit Ethernet x2
    WDBWZE0160KBK-EESN 16TB Gigabit Ethernet x2
    WDBWZE0080KBK-EESN 8TB Gigabit Ethernet x2
    WDBWZE0000NBK-EESN 0TB Gigabit Ethernet x2