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Western Digital My Cloud Expert Series EX4100 0TB Network Attached Storage (NAS)
• 0TB (Diskless) • Marvell ARMADA 388 1.6 GHz dual-core processor • 2 GB DDR3 • 4 x 3.5" HDD bays, hot swap capable, tray-less design • 3 x USB Type-A (USB 3.1 Gen 1 (5 Gb/s)) • 2 x RJ45 (Gigabit Ethernet) • Supported OS: Windows 10, Windows 8, Windows 7, Mac OS X El Capitan, Yosemite, Mavericks, Mountain Lion, or Lion operating systems.
NIVO#: 66697Mnf.#: WDBWZE0000NBK
Warranty: 2 years
Our price: 
R 6,189.96
 (incl. VAT)
Availability  check now   
Shipping time 2-3 business days
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Optional Accessories top
Overview & Features top

Western Digital My Cloud Expert Series EX4100

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.

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, OneDrive, 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.

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.

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.

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.

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.

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.

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.
What's in the Box top
  • My Cloud Expert Series EX4100 Device
  • Ethernet cable
  • Power supply and cable
  • Quick Install Guide
Specification top
Product Type
NAS Storage
Product Line
My Cloud EX4100
EX4100 0TB
Number of Bays
Marvell ARMADA 388 1.6 GHz dual-core
Installed Memory
2 GB
Hard Drives Included
Hard Drive Form Factor
Number of Hard Drives
Hard Drive Model
Total Hard Drive Capacity
6 TB
Maximum Hard Drive Capacity
Hard Drive Interface
Ethernet LAN (RJ-45)
USB 3.0
Disk Roaming
Backup Management
Power Management
Disk Management
RAID Migration
JBOD, spanning, 0/1/5/10 + hot spare support
Network Protocols
Jumbo Frames
Link Aggregation
LLTD Link Layer Topology Discovery Protocol
UPnP port forwarding
Apple Bonjour and Windows Rally
Dynamic DNS (DDNS)
Static IP
NTP Client
DHCP Client
AES 256-Bit Encryption
Input Power
100-240V AC
Consumption (Operation)
Consumption (Sleep Mode)
Physical Dimensions
232 mm
170 mm
192 mm
3.40 kg
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