Western Digital Ultrastar DC HC310 — 6TB Enterprise SATA HDD (HUS726T6TALE6L4)

Designed for 24x7 datacenter and server environments, the Western Digital Ultrastar DC HC310 6TB (model HUS726T6TALE6L4) delivers a balance of high capacity, consistent performance and enterprise-grade reliability. With a 3.5-inch form factor, 7200 RPM spindle speed and a large 256 MB DRAM cache, this SATA 6 Gb/s drive is optimized for RAID, NAS, DAS and cloud storage applications that demand continuous operation and a high workload rating.

Key features

• Capacity: 6 TB for dense bulk and archive storage
• Interface: SATA 6 Gb/s for broad server and storage compatibility
• Performance: 7200 RPM spindle speed with 256 MB DRAM cache
• Sector format: 512e (Advanced Format) — compatible with many legacy OS and RAID systems
• Enterprise-focused: 24x7 operation, high workload rating (Ultrastar family up to ~550 TB/year)
• Reliability: Dual-stage microactuator, Rotational Vibration Safeguard (RVS), media cache + non-volatile cache options
• Security: SE (Self-Encrypting) variant available for data protection
• Warranty & longevity: 5-year limited warranty; projected MTBF ~2,000,000 hours

Ideal for

• Cloud infrastructure, object storage (Ceph, OpenStack Swift) and Hadoop-style distributed systems


• Enterprise NAS/DAS, RAID arrays and entry-level servers


• Archival and bulk capacity for surveillance, backup or cold storage layers

Support & documentation