Hitachi Travelstar Z5K320 250GB 2.5-inch SATA hard disk (part no. HTS543225A7A384). Features 5400 RPM spindle speed, 8MB cache buffer, and 3GB/s SATA interface. Form factor suits laptop, portable external enclosure, and compact storage applications. Typical throughput ~60MB/s sequential; low power consumption makes it suitable for mobile workstations and external backup solutions where capacity and reliability matter more than speed. Compatible with any standard 2.5-inch SATA bay or external USB enclosure. Tested and guaranteed; available via quote.
