The Western Digital Ultrastar DC HC310 4TB is a high-performance enterprise-grade hard disk drive designed specifically for demanding data center environments. Featuring a 3.5-inch form factor, this drive delivers a generous capacity of 4TB, spinning at 7200 RPM for fast data access and transfer. Its 256 MB DRAM cache enhances read/write efficiency, making it ideal for 24x7 operation in cloud, OEM, and traditional IT systems.

This HDD uses Conventional Magnetic Recording (CMR) technology to ensure data integrity and endurance, supporting an enterprise workload rating up to 550 TB/year, which is 10 times desktop drive workloads. The drive supports SATA 6 Gb/s interface and advanced sector formatting options such as 512e, enabling improved compatibility and performance.

Security features include Self-Encrypting Drive (SE) support, helping safeguard sensitive data with hardware encryption. Built to operate under strict enterprise temperature and reliability standards, it offers a MTBF of 2 million hours and is backed by a 5-year limited warranty from Western Digital.

Key Applications:

• Cloud applications and Big Data analytics using distributed file systems (e.g., Apache Hadoop®)


• Bulk storage with object storage solutions (e.g., Ceph™, OpenStack Swift)


• Direct Attached Storage (DAS), Network Attached Storage (NAS), and RAID implementations


• Industrial and surveillance systems requiring durable continuous operation