Western Digital Black 4TB 7200RPM SATA III 3.5" Hard Disk Drive

The 4TB WD BLACK HDD provides high quality and incredible performance using the latest SATA III standard which runs at 6Gb/s, the 3.5 inch form factor is just 26.1mm in height. The RPM class for this drive is 7200 rpm with a storage capacity of 4000GB, these drives come with a 256MB cache with an access time of just 2ms.