Build your own NAS with the drives of your choice - WDs two-bay diskless enclosure with easy drive installation & hot swap works with the top industry hard drives available.* High-performance NAS
- 512 MB memory & 1.2 GHz processor deliver reliable, fast performance for your home or small office. Drive management
- Control your data with multiple drive management options including RAID 0, 1; JBOD & spanning modes. Data protection at its best
- Youre armed with multiple options to secure your data from loss. Choose from RAID 1, USB (Universal Serial Bus), cloud or LAN/WAN backup depending upon your data security needs. Easy to manage
- A powerful dashboard means your system is always under your control. Monitor your drives, manage users & utilize energy-saving features. Email & mobile alerts keep you informed on My Cloud EX2 status. Award-winning mobile & desktop apps
- With WDs My Cloud apps, you can upload, access & share your documents from anywhere. Conveniently transfer files from your public cloud accounts to My Cloud EX2 using the mobile app. Powerful apps to customize your NAS
- Featuring industry-leading apps, including a Mule, Transmission, Icecast, Joomla!, php BB, php My Admin, Squeeze Center, & more. Stream media to your connected devices
- Stream videos & photos to connected TVs, media players, gaming consoles & other DLNA/UPn P devices. Features a Twonky 7.2 DLNA-certified 1.5 media server. & with My Cloud EX2 i Tunes support, you can easily stream your music collection. Advanced serving options
- Integrated file server, FTP server, backup server & P2P torrent download server. Back up, your way - Protect your data with remote backup to another My Cloud EX2 or My Cloud EX4, integrated cloud backup or local LAN/WAN backup. PC users can use WD Smart Ware™ Pro for complete control of how, when & where to back up files. Mac users can utilize all the features of Apple Time Machine backup software to protect their data. Expand your capacity
- Simply attach a compatible USB (Universal Serial Bus) hard drive directly to one of the two USB (Universal Serial Bus) 3.0 expansion ports on My Cloud EX2 & instantly expand your storage capacity. Integrated energy-saving features
- Save energy with disk spin-down & scheduled power on/off. Your own private cloud
- Unlike public clouds, My Cloud EX2 means that you can 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. Advanced features
- A full suite of advanced features to power your home or office including: i SCSI target, full-featured FTP services, jumbo frame support, i Pv 4/i Pv 6 ready, UPS support (USB & network), real-time resource monitor, volume encryption with boot-up password, SNMP & virtual volumes.











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Featuring WD Red NAS hard drives for ultimate reliability
- WD's high-performance, two-bay NAS works right out of the box featuring
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Featuring WD Red™ NAS hard drives for ultimate reliability
- WD's high-performance, two-bay NAS works right out of the box
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Featuring WD Red™ NAS hard drives for ultimate reliability
- WD's high-performance, two-bay NAS works right out of the box
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WD My Cloud EX2100 12TB 2-Bay Nas Product Specifications Average latency N/A Average read seek N/A Battery Yes Cache/ Buffer N/A Data transfer rate N/A Disk Capacity 12TB Drive Bays 2 Interfaces "USB 3.0 x 2 (one in front, one on the back) Gigabit Ethernet" Memory 1 GB DDR3 Processor Marvell ARMADA 385 dual-core 1.3 GHz Rotational Speed N/A Tape Drive N/A Write Speed N/A Product

Dimensions Length 8.51 in (216.1 mm) Width 4.28 in (108.6 mm) Height 5.82 in (147.8 mm) Weight 12 TB 7.96 lb (3.61 kg) Colors available Black Country Code / Origin Product of Thailand or Malaysia Environmental Specifications Operating Temperature 5° C to 35° C (41° F to 95° F) Non-op Temperature -20° C to 65° C (-4° F to 149° F) Operating relative humidity 8% to 90% Non-operating relative humidity 5% to 95% Power Specifications AC input voltage (AC adapter) 100“240 VAC AC input frequency 50“60 Hz Output 12V/ 4A Languages for software 17 English Chinese, Simplified Chinese, Traditional Czech Dutch French German Hungarian Italian Korean Norwegian Polish Portuguese Russian Spanish Swedish Turkish Languages for software 17 English Chinese, Simplified Chinese, Traditional Czech Dutch French German Hungarian Italian Korean Norwegian Polish Portuguese Russian Spanish Swedish Turkish Licenses Included WD Smartware Pro 10 Limited Warranty Pre-Configured NAS (Populated SKUs) 3 years Diskless NAS (Unpopulated SKUs) 2 years Previous Product Model Product Name N/A Ref Order Number N/A Regulatory NRCAN compliant Yes Ro HS compliant Yes

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WD My Cloud EX2100 4TB 2-Bay Nas Product Specifications Average latency N/A Average read seek N/A Battery Yes Cache/ Buffer N/A Data transfer rate N/A Disk Capacity 4 TB Drive Bays 2 Interfaces "USB 3.0 x 2 (one in front, one on the back) Gigabit Ethernet" Memory 1 GB DDR3 Processor Marvell ARMADA 385 dual-core 1.3 GHz Rotational Speed N/A Tape Drive N/A Write Speed N/A Product

Dimensions Length 8.51 in (216.1 mm) Width 4.28 in (108.6 mm) Height 5.82 in (147.8 mm) Weight 4 TB 6.25 lb (2.84 kg) Colors available Black Country Code / Origin Product of Thailand or Malaysia Environmental Specifications Operating Temperature 5° C to 35° C (41° F to 95° F) Non-op Temperature -20° C to 65° C (-4° F to 149° F) Operating relative humidity 8% to 90% Non-operating relative humidity 5% to 95% Power Specifications AC input voltage (AC adapter) 100“240 VAC AC input frequency 50“60 Hz Output 12V/ 4A Languages for software 17 English Chinese, Simplified Chinese, Traditional Czech Dutch French German Hungarian Italian Korean Norwegian Polish Portuguese Russian Spanish Swedish Turkish Languages for software 17 English Chinese, Simplified Chinese, Traditional Czech Dutch French German Hungarian Italian Korean Norwegian Polish Portuguese Russian Spanish Swedish Turkish Licenses Included WD Smartware Pro 10 Limited Warranty Pre-Configured NAS (Populated SKUs) 3 years Diskless NAS (Unpopulated SKUs) 2 years Previous Product Model Product Name N/A Ref Order Number N/A Regulatory NRCAN compliant Yes Ro HS compliant Yes

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WD My Cloud EX2100 8TB 2-Bay Nas Product Specifications Average latency N/A Average read seek N/A Battery Yes Cache/ Buffer N/A Data transfer rate N/A Disk Capacity 8 TB Drive Bays 2 Interfaces "USB 3.0 x 2 (one in front, one on the back) Gigabit Ethernet" Memory 1 GB DDR3 Processor Marvell ARMADA 385 dual-core 1.3 GHz Rotational Speed N/A Tape Drive N/A Write Speed N/A Product

Dimensions Length 8.51 in (216.1 mm) Width 4.28 in (108.6 mm) Height 5.82 in (147.8 mm) Weight 8 TB 7.74 lb (3.51 kg) Colors available Black Country Code / Origin Product of Thailand or Malaysia Environmental Specifications Operating Temperature 5° C to 35° C (41° F to 95° F) Non-op Temperature -20° C to 65° C (-4° F to 149° F) Operating relative humidity 8% to 90% Non-operating relative humidity 5% to 95% Power Specifications AC input voltage (AC adapter) 100“240 VAC AC input frequency 50“60 Hz Output 12V/ 4A Languages for software 17 English Chinese, Simplified Chinese, Traditional Czech Dutch French German Hungarian Italian Korean Norwegian Polish Portuguese Russian Spanish Swedish Turkish Languages for software 17 English Chinese, Simplified Chinese, Traditional Czech Dutch French German Hungarian Italian Korean Norwegian Polish Portuguese Russian Spanish Swedish Turkish Licenses Included WD Smartware Pro 10 Limited Warranty Pre-Configured NAS (Populated SKUs) 3 years Diskless NAS (Unpopulated SKUs) 2 years Previous Product Model Product Name N/A Ref Order Number N/A Regulatory NRCAN compliant Yes Ro HS compliant Yes

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Ultimate reliability from the trusted name in storage – Built from the ground up with the quality & reliability you've come to expect from WD & backed by a two-year warranty, My Cloud™ EX4 is a high-performance, four-bay NAS for your home or small office. It offers a robust all-metal enclosure, multiple RAID volumes, easy drive installation & a full suite of apps for the power & flexibility to expand your NAS features. Your options are endless – Choose the diskless enclosure with easy drive install & hot swap to effortlessly add up to four drives & grow as your needs exp&. Or, choose a populated system that works right out of the box, featuring WD Red™ hard drives for ultimate compatibility in the unique 24x 7 NAS operating environment. Drive management & 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 & JBOD modes for even more options to manage your data. Easy to manage – A powerful dashboard & LCD display means your system is always under your control. Monitor your drives, manage users & utilize energy-saving features. Email & mobile alerts keep you informed on My Cloud EX4 status. Award-winning desktop & mobile apps – With WD's My Cloud mobile & desktop apps, you can upload, access & share your documents from anywhere. Conveniently transfer files from your public cloud accounts to the My Cloud EX4 directly from anywhere with the help of the mobile app. Powerful apps to customize your NAS – Featuring industry-leading apps, including a Mule, Icecast, Joomla!, php BB, php My Admin & Squeeze Center. Advanced Serving Options – Integrated file server, FTP server, backup server & P2P download server. Stream media to your connected devices – Stream videos & photos to connected TVs, media players, gaming consoles & other DLNA/UPn P devices. Features a Twonky 7.2 & a DLNA-certified 1.5 media server. & with the My Cloud EX4 i Tunes server, you can easily stream your music collection. Back up, your way – Protect your data with remote backup to another My Cloud EX4, integrated cloud backup or local LAN/WAN backup. PC users, WD Smart Ware™ Pro offers options for how, when & 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 private cloud capacity – Simply attach a compatible USB (Universal Serial Bus) hard drive directly to one of the two USB (Universal Serial Bus) 3.0 expansion ports on My Cloud EX4 & instantly expand your storage capacity. Integrated energy-saving features – Save money on your energy bill with disk spin-down & scheduled power on/off. Your own private cloud – Unlike public clouds, My Cloud EX4 means that you can 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 – i SCSI target, full-featured FTP services, link aggregation & failover support, jumbo frame support, i Pv 6 ready, UPS support (USB & network), real time resource monitor, volume encryption with boot-up password, SNMP & virtual volumes. ...

Ultimate reliability from the trusted name in storage – Built from the ground up with the quality & reliability you've come to expect from WD & backed by a two-year warranty, My Cloud™ EX4 is a high-performance, four-bay NAS for your home or small office. It offers a robust all-metal enclosure, multiple RAID volumes, easy drive installation & a full suite of apps for the power & flexibility to expand your NAS features. Your options are endless – Choose the diskless enclosure with easy drive install & hot swap to effortlessly add up to four drives & grow as your needs exp&. Or, choose a populated system that works right out of the box, featuring WD Red™ hard drives for ultimate compatibility in the unique 24x 7 NAS operating environment. Drive management & 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 & JBOD modes for even more options to manage your data. Easy to manage – A powerful dashboard & LCD display means your system is always under your control. Monitor your drives, manage users & utilize energy-saving features. Email & mobile alerts keep you informed on My Cloud EX4 status. Award-winning desktop & mobile apps – With WD's My Cloud mobile & desktop apps, you can upload, access & share your documents from anywhere. Conveniently transfer files from your public cloud accounts to the My Cloud EX4 directly from anywhere with the help of the mobile app. Powerful apps to customize your NAS – Featuring industry-leading apps, including a Mule, Icecast, Joomla!, php BB, php My Admin & Squeeze Center. Advanced Serving Options – Integrated file server, FTP server, backup server & P2P download server. Stream media to your connected devices – Stream videos & photos to connected TVs, media players, gaming consoles & other DLNA/UPn P devices. Features a Twonky 7.2 & a DLNA-certified 1.5 media server. & with the My Cloud EX4 i Tunes server, you can easily stream your music collection. Back up, your way – Protect your data with remote backup to another My Cloud EX4, integrated cloud backup or local LAN/WAN backup. PC users, WD Smart Ware™ Pro offers options for how, when & 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 private cloud capacity – Simply attach a compatible USB (Universal Serial Bus) hard drive directly to one of the two USB (Universal Serial Bus) 3.0 expansion ports on My Cloud EX4 & instantly expand your storage capacity. Integrated energy-saving features – Save money on your energy bill with disk spin-down & scheduled power on/off. Your own private cloud – Unlike public clouds, My Cloud EX4 means that you can 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 – i SCSI target, full-featured FTP services, link aggregation & failover support, jumbo frame support, i Pv 6 ready, UPS support (USB & network), real time resource monitor, volume encryption with boot-up password, SNMP & virtual volumes. ...

Ultimate reliability from the trusted name in storage – Built from the ground up with the quality & reliability you've come to expect from WD & backed by a two-year warranty, My Cloud EX4 is a high-performance, four-bay NAS for your home or small office. It offers a robust all-metal enclosure, multiple RAID volumes, easy drive installation & a full suite of apps for the power & flexibility to expand your NAS features. Your options are endless – Choose the diskless enclosure with easy drive install & hot swap to effortlessly add up to four drives & grow as your needs exp&. Or, choose a populated system that works right out of the box, featuring WD Red hard drives for ultimate compatibility in the unique 24x 7 NAS operating environment. Drive management & 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 & JBOD modes for even more options to manage your data. Easy to manage – A powerful dashboard & LCD display means your system is always under your control. Monitor your drives, manage users & utilize energy-saving features. Email & mobile alerts keep you informed on My Cloud EX4 status. Award-winning desktop & mobile apps – With WD's My Cloud mobile & desktop apps, you can upload, access & share your documents from anywhere. Conveniently transfer files from your public cloud accounts to the My Cloud EX4 directly from anywhere with the help of the mobile app. Powerful apps to customize your NAS – Featuring industry-leading apps, including a Mule, Icecast, Joomla!, php BB, php My Admin & Squeeze Center. Advanced Serving Options – Integrated file server, FTP server, backup server & P2P download server. Stream media to your connected devices – Stream videos & photos to connected TVs, media players, gaming consoles & other DLNA/UPn P devices. Features a Twonky 7.2 & a DLNA-certified 1.5 media server. & with the My Cloud EX4 i Tunes server, you can easily stream your music collection. Back up, your way – Protect your data with remote backup to another My Cloud EX4, integrated cloud backup or local LAN/WAN backup. PC users, WD Smart Ware Pro offers options for how, when & 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 private cloud capacity – Simply attach a compatible USB (Universal Serial Bus) hard drive directly to one of the two USB (Universal Serial Bus) 3.0 expansion ports on My Cloud EX4 & instantly expand your storage capacity. Integrated energy-saving features – Save money on your energy bill with disk spin-down & scheduled power on/off. Your own private cloud – Unlike public clouds, My Cloud EX4 means that you can 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 – i SCSI target, full-featured FTP services, link aggregation & failover support, jumbo frame support, i Pv 6 ready, UPS support (USB & network), real time resource monitor, volume encryption with boot-up password, SNMP & virtual volumes. ...