Western Digital WD Gold WD203KRYZ 20TB 3.5" SATA Enterprise HDD — 7200 RPM, 512MB Cache, CMR

Western Digital WD Gold WD203KRYZ — a 20TB enterprise-class 3.5" internal SATA hard drive built for servers and storage arrays. It delivers 7200 RPM performance, CMR recording and a 512MB cache to support sustained, heavy workloads. The drive uses HelioSeal vibration-protection technology to enable higher capacities while lowering power consumption (12TB & up). Designed for long-term reliability, this model has a projected 2.5M hours MTBF.