**Western Digital Ultrastar DC HC310 4TB HDD** delivers high-performance storage for enterprise environments with a 7200 RPM spindle speed, 256MB cache, and SATA 6.0Gb/s interface, ensuring rapid data access and transfer. Built for 24/7 operation, it features robust reliability (550TB/year workload, 2M-hour MTBF) and advanced vibration protection for stability in multi-drive setups. Its 4TB capacity optimizes data density, while energy-efficient design reduces operational costs. Ideal for data centers, cloud storage, and demanding applications, the Ultrastar HC310 combines enterprise-grade durability, high-speed performance, and scalable storage, backed by Western Digital??s legacy in professional storage solutions.