WD Ultrastar DC HC520 12TB Enterprise Hard Drive

WD Ultrastar DC HC520 12TB Enterprise Hard Drive is a high-capacity storage solution designed for data centers, enterprise servers and demanding 24×7 workloads. With a 12TB capacity, 7200 RPM spindle speed, 256MB cache and SATA 6Gb/s interface, it delivers dependable performance for large-scale data storage applications.

The Ultrastar DC HC520 uses HelioSeal helium technology and an 8-disk design to provide high capacity with improved power efficiency. Its enterprise-grade construction supports workloads of up to 550TB per year and is rated for 2.5 million hours MTBF, making it suitable for continuous-use environments.

Key Features

• 12TB Enterprise Storage – High capacity for data centers, servers and large-scale storage systems.
• 7200 RPM Performance – Provides reliable performance for demanding enterprise workloads.
• 256MB Cache – Helps improve data access and transfer performance.
• SATA 6Gb/s Interface – Compatible with enterprise storage systems supporting SATA connectivity.
• HelioSeal Technology – Helium-filled design helps improve capacity and power efficiency.
• 24×7 Enterprise Operation – Built for continuous workloads and data center environments.
• 550TB Annual Workload – Designed to handle demanding enterprise data workloads.
• 2.5 Million Hours MTBF – Enterprise-class reliability for long-term operation.
• 3.5-Inch Form Factor – Standard size for compatible server and storage systems.
• 5-Year Warranty – Backed by a 5-year limited warranty.

Basic Specifications