WD WD161KRYZ Hard Disk Drive, 16TB 3.5" Gold Enterprise-Class SATA, 7200 RPM

Optimize capacity and reliability across your data center, surveillance, and monitoring infrastructure with the Western Digital WD161KRYZ 16TB Gold enterprise-class SATA hard disk drive. Designed for servers, storage arrays and NVRs, this 3.5" HDD combines high 16TB capacity with 7200 RPM performance and a 512MB buffer to deliver consistent throughput for heavy application workloads and long-retention surveillance footage. HelioSeal technology (used on 12TB+ models) reduces power draw and operating costs in high-density deployments while enhanced vibration protection and a 2.5 million-hour MTBF increase uptime in multi-drive enclosures. The WD Gold line is engineered to handle up to 550TB per year, making it ideal for security, monitoring, virtualization and enterprise backup solutions where sustained performance and data integrity matter. Backed by a 5-year limited warranty and broad SATA/600 compatibility, the WD161KRYZ is easy to integrate into existing server and storage systems. Deploy this drive in racks, storage arrays or NVRs to scale capacity and improve reliability—order today to future-proof your enterprise storage.

• Enterprise-grade 16TB capacity that consolidates storage for servers, surveillance NVRs and monitoring arrays to reduce drive count and management overhead
• Built for heavy workloads (up to 550TB/yr) with 7200 RPM performance and 512MB cache to keep demanding applications responsive
• HelioSeal low-power design for high-density racks lowers energy and cooling costs on drives 12TB and above
• Real-time vibration protection and 2.5M hours MTBF for reliable operation in multi-bay systems and dense storage arrays
• 5-year limited warranty and broad SATA/600 compatibility for easy integration into enterprise storage systems and security deployments