Desktop Hard Drives – WD Blue

PC Hard Drives
SATA 6 Gb/s, 16 MB – 64 MB Cache, 5400 and 7200 RPM
High Capacity, Proven Reliability.
WD Blue hard drives deliver solid performance and reliability for desktops PCs, external enclosures and
for certain industrial applications.

Performance Hard Drives – WD Black

PC Hard Drives with Performance Storage
128 MB Cache, SATA 6 Gb/s
Where performance meets capacity.

NAS Hard Drives – WD Red

Hard Drives for NAS
3.5-inch, SATA 6 Gb/s, 64 MB cache
The right choice for Personal/Small Office/Home Office network attached storage.
WD NAS internal hard drives are the essential solution for NAS applications. These drives are cool and
quiet, and offer optimum compatibility in 24×7 NAS systems with up to eight bays.

Surveillance Hard Drives – WD Purple

Surveillance Hard Drive
3.5-inch, SATA 6 Gb/s
Drive to Capture

Enterprise Hard Drives – ULTRASTAR

Datacenter Capacity HDD

7200 RPM, SATA 6 Gb/s
Delivering dependable performance to any storage environment.
HelioSeal technology enables the highest capacities and less turbulence on large storage arrays.
Up to 2.5 million hours MTBF rating.
extensively tested across a variety of popular OEM storage systems, SATA controllers and host bus adapters.
Enhanced Rotational Vibration Safeguard (RVS) technology
Dual-stage actuator head positioning system for a high degree of accuracy.