Western Digital WD Ultrastar HC570 WUH722222ALE6L4 22TB 7200RPM 3.5'' Desktop HDD 0F48155

22TB capacity in a standard 3.5-inch form factor, OptiNAND technology for highest capacities, with ArmorCache providing enterprise power loss protection and increased performance, Reliable, field-proven, 8th-generation HelioSeal design, Low power for common data center sequential and random read/write workloads, Industry-leading HDD technologies: ePMR, triple- stage actuator (TSA), HelioSeal