Internal Hard Drive
Other
Number of Drive Bays
Drive Interface
Supported Volume Types
Replacement Drive
Power Supply
Dimensions (W x H x D,
excluding protruding
parts)
Weight
Power Consumption
Operating Environment
Compatible Devices
Supported OS
WS5220DN6: 2
WS5420DN6, WS5420RN6: 4
SATA 6 Gbps
WS5220DN6: mirrored, striped, spanned
WS5420DN6, WS5420RN6: RAID 5, mirrored, striped,
spanned
Buffalo OP-HDN series drive
Note: The new drive should be the same size as
the replacement drive. The drives listed above are
available from the Buffalo website.
WS5220DN6, WS5420DN6: AC 100–240 V, 1.5 A,
50/60 Hz
WS5420RN6: AC 100–240 V, 2.5–1.25 A, 50/60 Hz
WS5220DN6: 170 x 170 x 230 mm; 6.7 x 6.7 x 9.1 in
WS5420DN6: 170 x 215 x 230 mm; 6.7 x 8.5 x 9.1 in
WS5420RN6: 430 x 44.3 x 430 mm; 16.9 x 1.7 x 16.9
in
WS5220DN6: 5.0 kg; 11.0 lb
WS5420DN6: 7.4 kg; 16.3 lb
WS5420RN6: 8.9 kg; 19.6 lb
WS5220DN6, WS5420DN6: max. 85 W
WS5420RN6: max. 100 W
Temperature: 0–40°C; 32–104°F
Humidity: 10–85% non-condensing
Windows PCs, tablets, and Mac computers with
wired or wireless Ethernet connection.
Note: The TeraStation requires an Ethernet
connection with your computer for operation. The
TeraStation cannot connect via USB.
Windows 10, 8.1, 7
Windows Server 2016, 2012 R2, 2012, 2008 R2, 2008
macOS 10.13, 10.12, 10.11
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