WD202KRYZ | Western Digital Gold 20TB 3.5″ Enterprise Class SATA 6 Gb/s HDD 7200 RPM Cache Size 512MB 5-Year Limited Warranty (LS) – replacement of WD203KRYZ

The Western Digital Gold WD202KRYZ delivers 20TB of enterprise-class storage capacity designed for demanding 24/7 data center and high-availability server environments. Built for reliability, this 7200 RPM drive features a 512MB cache and achieves sustained transfer rates up to 291 MB/s, making it an excellent choice for UniFi Protect NVR deployments, network-attached storage systems, and business-critical applications requiring consistent performance under continuous operation.

• Enterprise-grade reliability with an impressive 2.5 million hour MTBF and exceptionally low 0.35% annualized failure rate
• 5-year limited warranty providing long-term peace of mind for business deployments
• 600,000 load/unload cycles rated for demanding workloads and continuous operation
• Power efficient design at just 6.9W operational and 5.8W idle, reducing energy costs in multi-drive configurations
• Wide operating temperature range from 5°C to 60°C for reliable performance in various environments

This drive is perfectly suited for expanding storage capacity in UniFi Dream Machine Pro systems, QNAP or Synology NAS units supporting surveillance footage retention, or any enterprise storage application where data integrity and consistent uptime are paramount. The SATA 6 Gb/s interface and 512e sector format ensure broad compatibility with existing infrastructure, while the drive’s robust construction and proven WD Gold lineage make it a dependable foundation for growing data storage needs in professional networking environments.