Ultrastar DC HC560 - 20TB -SAS Interface

Key Points

• 20TB storage capacity in a standard 3.5-inch form factor.
• Utilizes ePMR and CMR recording technology for broad compatibility.
• HelioSeal design ensures outstanding power efficiency and reliability.
• Sustained data transfer rates reaching up to 291 MB/s.
• Engineered for demanding 24/7 enterprise and hyperscale workloads.
• Includes triple-stage actuator (TSA) for improved precision.
• Supports 550TB per year workload rating.

The Western Digital Ultrastar DC HC560 is a high-performance 20TB hard drive engineered to meet the rigorous demands of cloud, hyperscale, and massive scale-out storage environments. Built for 24/7 operation, this 7200 RPM drive leverages a 12 Gb/s SAS interface to deliver sustained data transfer speeds of up to 291 MB/s, making it an ideal solution for big data analytics, distributed file systems, and bulk storage.

At the core of the DC HC560 is Western Digital’s innovative OptiNAND technology, which integrates NAND flash with traditional spinning media to optimize firmware algorithms and increase areal density. Combined with the field-proven, 7th generation HelioSeal design, this drive offers exceptional power efficiency and reliability. With a projected 2.5 million hour MTBF and a 0.35% annualized failure rate, it provides the durability required for modern data center infrastructure.

Designed for exponential data growth, the Ultrastar DC HC560 supports a wide range of enterprise applications including Ceph, OpenStack Swift, and Apache Hadoop. Its robust construction and advanced features, such as energy-assisted magnetic recording (EAMR) and triple-stage actuator (TSA) technology, ensure that businesses can scale their storage capacity effectively while maintaining high performance and data integrity.