My Cloud EX4

Getting Started with a My Cloud EX4

My Cloud EX4 FAQs

My Cloud EX4 Specifications

Model NoInterfaceCapacity
WDBWWD0240KBKGigabit Ethernet x2, USB 3.0 x224000 MB
WDBWWD0200KBKGigabit Ethernet x2, USB 3.0 x220000 MB
WDBWWD0160KBKGigabit Ethernet x2, USB 3.0 x216000 MB
WDBWWD0120KBKGigabit Ethernet x2, USB 3.0 x212000 MB
WDBWWD0080KBKGigabit Ethernet x2, USB 3.0 x28000 MB
WDBWWD0000NBKGigabit Ethernet x2, USB 3.0 x20 MB

WD Community

Download and upload speed

WD Community | Hello, I have tried to setup a usb to nas backup a few times and keep having the same problem. Upon attaching the 4TB usb drive (usb 3.0) to the back of the EX4 the NAS becomes unresponsive. I can ... Read more

Hard Drive Compatibility List for My Cloud EX4

Manufacturer Product Model Capacity
WD WD Red WD10EFRX 1 TB
WD WD Red WD20EFRX 2 TB
WD WD Red WD30EFRX 3 TB
WD WD Red WD40EFRX 4 TB
WD WD Red WD60EFRX 6 TB
WD WD Red WD80EFZX 8 TB
WD WD Blue WD10EZEX 1 TB
WD WD Purple WD10PURX 1 TB
WD WD Purple WD20PURX 2 TB
WD WD Purple WD30PURX 3 TB
WD WD Purple WD40PURX 4 TB
WD WD Purple WD60PURX 6 TB
WD WD Green WD20EZRX 2 TB
WD WD Green WD30EZRX 3 TB
WD WD Black WD1003FBYX 1 TB
WD WD Black WD2002FAEX 2 TB
WD WD Black WD2000FYYX 2 TB
WD WD Black WD3000FYYX 3 TB
WD WD Black WD4000FYYX 4 TB
WD WD Black WD4001FAEX 4 TB
WD WD Black WD4003FZEX 4 TB
WD WD Black WD4000F9YZ 4 TB
HGST 0F10383 1 TB
HGST 0F12115 2 TB
HGST HDS724040ALE640 4 TB
Toshiba DT01ACA100 1 TB
Toshiba DT01ACA200 2 TB
Toshiba DT01ACA300 3 TB
Seagate ST1000DM003 1 TB
Seagate ST2000VN000 2 TB
Seagate ST2000DM001 2 TB
Seagate ST3000VN000 3 TB
Seagate ST3000DM001 3 TB
Seagate ST4000VN000 4 TB
Seagate ST4000DM000 4 TB