HGST Ultrastar DC HC520 12TB SAS 3.5″ 256MB HUH721212AL5200 HDD Hard Disk Drive

The HGST Ultrastar DC HC520 is a high-capacity 12TB enterprise-grade hard drive engineered for demanding data center environments. This 3.5-inch SAS drive features a substantial 256MB cache buffer for enhanced performance and utilizes helium-filled technology to deliver superior reliability and energy efficiency. Built for 24/7 operation with a 2.5 million hour MTBF rating, it offers exceptional durability and consistent performance under heavy workloads. The drive’s advanced error correction, vibration resistance, and enterprise-class design make it ideal for cloud storage, big data analytics, and mission-critical applications where maximum uptime and data integrity are essential. Its combination of massive storage capacity, proven reliability, and optimized power consumption delivers outstanding total cost of ownership for enterprise storage infrastructures.