HP 619463-001 / 619286-004 900GB 10K RPM SFF 6GB/s (2.5") Enterprise SAS Hard Drives for HP G 6 & 7 / Generation 6 & 7 Servers. Comes with drive and tray. New Factory Sealed Spares in HP box with 1 Year HP warranty. NOTE: These are 2.5" SAS drives for Proliant G8 Servers ***Brand new zero-hour drives*** HP 6Gb/sec SAS Enterprise and Midline hard drives deliver high performance solutions for hosting high transaction based applications. Available in HP hot plug carriers or non-hot plug. The HP SAS Enterprise and Midline hard drives come in both 2.5in (SFF) and 3.5in (LFF) industry standard form factors and are available in a variety of capacity points to meet a wide range of requirements. The SAS interface was designed and engineered for high availability, enterprise-class data storage where performance, reliability and data integrity are crucial.