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Your options are endless - Choose the diskless enclosure with easy drive install and hot swap to effortlessly add up to four drives and grow as your needs expand. Or, choose a populated system that works right out of the box, featuring WD Red hard drives for ultimate compatibility in the unique 24x7 NAS operating environment.
Drive management and data protection at its best - You're armed with multiple options to secure your data from loss. Choose RAID 0, 1, 5, 10 or select from spanning and JBOD modes for even more options to manage your data.
Easy to manage - A powerful dashboard and LCD display means your system is always under your control. Monitor your drives, manage users and utilize energy-saving features. Email and mobile alerts keep you informed on My Cloud EX4 status.
Award-winning desktop and mobile apps - With WD's My Cloud mobile and desktop apps, you can upload, access and share your documents from anywhere. Conveniently transfer files from your public cloud service to the EX4 directly from the mobile app.
Powerful apps to customize your NAS - Featuring industry-leading apps, including aMule, Icecast, Joomla!, phpBB, phpMyAdmin and SqueezeCenter.
Advanced Serving Options - Integrated file server, FTP server, backup server and P2P download server.
Stream media to your connected devices - Stream videos and photos to connected TVs, media players, gaming consoles and other DLNA/UPnP devices. Features a Twonky 7.2 and a DLNA-certified 1.5 media server. And with My Cloud EX4's iTunes server, you can easily stream your music collection.
Back up, your way - Protect your data with remote backup to another EX4, integrated cloud backup or local LAN/WAN backup. PC users, WD SmartWare Pro offers options for how, when and where you back up your files for up to ten computers. Mac users, utilize all the features of Apple Time Machine backup software to protect your data.
Increase your personal cloud capacity - Simply attach a compatible USB 3.0 hard drive directly to one of the two USB expansion ports on My Cloud EX4 and instantly expand your storage capacity.
Integrated energy-saving features - Save money on your energy bill with disk spin-down and scheduled power on/off.
Your own personal cloud - Unlike public clouds, My Cloud EX4 allows you to keep all your content in one safe place on your home or office network instead of a remote server. No mysterious location of your data. No monthly fees. No limits. Just blazing-fast performance for your high-speed digital life.
Advanced features - iSCSI target, full-featured FTP services, link aggregation and failover support, jumbo frame support, iPv6 ready, UPS support (USB and network), real time resource monitor, volume encryption with boot-up password, SNMP and virtual volumes.
- Four-bay enclosure, 0 - 16 TB
- Dual USB 3.0 expansion ports
- Dual Gigabit Ethernet
- 2.0 GHz processor
- 512 MB of system memory
- PC/Mac compatible
- RAID 0, 1, 5, 10; JBOD, spanning
- Easy drive install and hot swap
- Twonky 7.2 DLNA 1.5 & UPnP certified media server
- iTunes support
- Anywhere access from computers, tablets and smartphones with My Cloud desktop and mobile apps
- A full suite of third-party apps
- Dual power and network redundancy
- Optimized for WD Red drives with WD's exclusive NASware technology
- Reliable, high-performance, four-bay NAS for your home or small office
- Diskless enclosure for ultimate flexibility or a populated system that works out of the box
- User-selectable drive management with RAID 0, 1, 5, 10 as well as spanning and JBOD modes
- Get up and running quickly with easy drive installation or buy a populated version that works right out of the box
- Easy to manage with a powerful dashboard, LCD display and drive status alerts
- Award-winning desktop and mobile apps
- Industry-leading third-party apps, including aMule and Icecast
- Advanced serving options including an integrated file server
- Media streaming to connected TVs, media players and other DLNA/UPnP devices
- WD SmartWare Pro for PC users, Apple Time Machine compatible for Mac users
- Dual USB expansion port to increase storage capacity
Windows 8, Windows 7, Windows Vista or Windows XP (SP 3) operating systems
Mac OS X Mountain Lion, Lion or Snow Leopard operating systems
DLNA /UPnP devices for streaming
Internet Explorer 8 or higher
Safari 6 or higher
Firefox 21 or higher
Google Chrome 27 and later on supported Windows and Mac OS platforms
Compatibility may vary depending on user's hardware configuration and operating system.
- Average latency: NA
- Average read seek: NA
- Battery: Yes
- Cache/Buffer: NA
- Data transfer rate: NA
- Disk Capacity: 16 TB
- Drive Bays: 4
- Interfaces: USB 3.0 x 2, Gigabit Ethernet x 2, Power Supply (DC in) x 2
- Memory: 512 MB DDR3
- Processor: 2.0 GHz
- Rotational Speed: NA
- Tape Drive: NA
- Write Speed: NA
- Height: 8.21 in (208.6 mm)
- Length/Depth: 8.67 in (220.2 mm)
- Width: 6.30 in (160.1 mm)
- Weight: 13.8 lbs (6.2 kg)
- Operating Temperature: 0 degrees Celcius to 35 degrees Celcius
(32 degrees Farenheit to 95 degrees Farenheit)
- Non-op Temperature: negative 40 degrees Celcius to 70 degrees Celcius
(negative 40 degrees Farenheit to 158 degrees Farenheit)
- Operating relative humidity: NA
- Non-operating relative humidity: NA
- AC input voltage (AC adapter): 100-240 VAC
- AC input frequency: 50-60 Hz
- Languages for software: English plus 17 other languages
- Languages for User Manual: English plus 21 other languages