Brand: Western Digital · SKU: HUH721212AL5200 · MPN: HUH721212AL5200 · Category: Storage
The Western Digital Ultrastar DC HC520 (formerly HGST Ultrastar He12) is a 12TB helium-filled hard drive designed for high-density enterprise environments. Utilizing fourth-generation HelioSeal technology, this drive provides massive storage capacity with exceptional power efficiency and reliability. It features a 7200 RPM rotational speed, a 256MB cache, and a SAS 12Gb/s interface, making it ideal for cloud storage, massive scale-out data centers, and data warehousing. Designed to handle workloads up to 550TB per year, it offers a 2.5 million hour MTBF rating and incorporates traditional perpendicular magnetic recording (PMR) for seamless integration into existing enterprise-capacity applications.
| MTBF | 2,500,000 hours |
|---|---|
| Capacity | 12TB |
| Interface | SAS 12Gb/s |
| Encryption | ISE (Instant Secure Erase) |
| Form Factor | 3.5-inch |
| Sector Size | 512e |
| Buffer / Cache | 256MB |
| Rotational Speed | 7200 RPM |
| Recording Technology | PMR (Perpendicular Magnetic Recording) |
| Sustained Transfer Rate | 255 MB/s |
| Warranty | 5-year limited manufacturer warranty |
| Weight | 660g |
| Dimensions | 101.6mm x 147.0mm x 26.1mm |
The Ultrastar DC HC520 12TB HDD is a data center-class storage solution that addresses the requirements of public and private cloud environments. It delivers high capacity and low TCO by utilizing helium to reduce turbulence and power consumption. With its 8-disk design, it offers a 20% capacity increase over previous generations, providing a reliable, field-proven platform for hyperscale storage, big data analytics, and centralized video surveillance.
Yes, this Western Digital Ultrastar DC HC520 12TB 7200 RPM SAS 12Gb/s 3.5-Inch Enterprise HDD (HUH721212AL5200) is 100% genuine Western Digital hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Western Digital Ultrastar DC HC520 12TB 7200 RPM SAS 12Gb/s 3.5-Inch Enterprise HDD includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the HUH721212AL5200.