WD Re 4TB Datacenter Capacity Hard Disk Drive – 7200 RPM Class SAS 6Gb/s 32MB Cache 3.5 inch WD4001FYYG

Dynamic fly height technology – Each read-write head's fly height is adjusted in real time for optimum reliability., Environmentally conscious – In addition to being RoHS compliant, WD RE is built with halogen-reduced components., Highest performance for business-critical applications – WD RE delivers 6Gb/s transfer rates, sustained sequential data rates of 182MB/s and high random I/O rates., Industry's highest capacity nearline drive – WD RE SAS hard drives are available in capacities ranging from 1TB to 4TB to suit even the most demanding storage needs., Multi-axis shock sensor – Automatically detects the subtlest shock events and compensates to protect the data., NoTouchramp load technology – The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit.