WD 4TB Ultrastar Enterprise 3.5' SATA 512E SE DC HC310, 256MB Cache, 24x7 7200RPM 6Gb/s. 5 Years Warranty

With up to ten times the workload capacity of desktop drives, WD ULTRASTAR hard drives employ advanced technology to deliver among the best in reliability, capacity, power efficiency and performance. Designed for a multitude of Datacenter-specific applications, WD ULTRASTAR hard drives are perfect for high-availability server and storage arrays that demand the most robust storage device available with 24/7 premium customer support.

Full range of nearline capacities
From entry-level servers to high end enterprise storage systems, WD ULTRASTAR hard drives offer the capacities required for the most demanding datacenter environments