0F31051 WD Ultrastar DC HC530 14TB SAS 512 MB 3.5" Server HDD

High-Density 3.5in Enterprise SAS Nearline HDD with Helium Design and Data Security using the 0F31051

The 0F31051 is a 14TB 3.5in internal enterprise HDD engineered for datacenter bulk capacity where predictable latency and sustained throughput are required across 24x7 RAID arrays and scale-out storage nodes. Rather than a CPU/GPU-dependent platform component, it is designed to complement modern storage servers by providing consistent nearline performance for backup repositories, object storage, and archival with frequent access while maintaining tight operational power characteristics.

Using a 12Gb/s SAS interface, the 0F31051 supports dual-port enterprise backplanes and multipath configurations, aligning well with high-availability storage controllers and dense JBOD enclosures. CMR recording and a 512e sector format are optimized for rebuild behavior and compatibility in mixed environments, while the 512MB cache helps smooth burst workloads typical of ingest-heavy repositories. The helium-filled mechanical design targets long duty cycles and stable thermals in high-bay chassis, supporting predictable behavior under continuous vibration and sustained array utilization.

Why Choose the 0F31051?

The 0F31051 delivers an efficient density-to-slot profile for capacity tiering without compromising enterprise reliability, enabling straightforward scaling through additional drive bays rather than disruptive platform changes. With SED capabilities aligned to TCG Enterprise SSC, the 0F31051 supports security policies and decommissioning workflows that reduce operational risk in multi-tenant or regulated environments.

WD designs the Ultrastar DC family for datacenter integration, emphasizing controlled firmware behavior, endurance for always-on duty cycles, and qualification for standard enterprise SAS ecosystems. The 0F31051 aligns with modern storage standards through secure-by-design features, consistent service characteristics, and long-life operational targets including a 2.5M-hour MTBF profile.

Key Applications:

• Backup repositories
• Object storage platforms
• Nearline capacity expansion
• Archive with frequent access
• Scale-out storage nodes

At Happyware - Server Hardware you benefit from non-binding offers tailored to your storage architecture and rollout timeline, and can secure planning-level cost efficiency through bulk order discount options for large capacity expansions based on the 0F31051.