Hitachi delivers an industry-leading 100GB capacity in its latest Endurastar line of 2.5-inch hard drives designed especially for extreme environments. The Endurstar J4K100 and N4K100 models provide twice the capacity of their predecessors and are built to operate at altitudes of up to 5500 meters. The Endurastar J4K100 is designed for the most severe conditions, with an operating temperature range of -30oC to +85oC. For milder conditions, the Endurastar N4K100 provides an operating temperature range of -20oC to +75oC. The drives are offered in SATA and PATA interface options for design configuration flexibility.