The 2TB Spare Enterprise Drive for G-Speed Q, e S, & e S PRO from G-Tech is a stellar spare drive for your G-Speed Q, e S, or e S PRO G-Tech RAID array. The drive is ready to be installed in your array in the event of the failure of any one of its physical hard drives. Simply remove the bad drive & slide the replacement drive in. Having a spare drive on hand minimizes the downtime associated with a drive failure, allowing your RAID protected array to start rebuilding lost data immediately This hot-swappable enterprise-class drive serves as an exceptional spare for your G-Technology G-Speed Q, e S, or e S Pro when you need to replace a drive in your array This spare hard disk drive features a large storage capacity of 2TB The drive interface is a fast SATA 3 Gb/s The drive utilizes the Hitachi-patented Rotational Vibration Safeguard (RVS) sensor technology, which optimizes drive reliability in multi-drive RAID arrays & rack-mounted systems