WUH722222AL5204 Western Digital Ultrastar DC Hc570 22TB HDD
WUH722222AL5204 Overview
The Western Digital Ultrastar DC HC570 22TB is a high-performance, enterprise-capacity hard drive designed to address the massive data growth challenges in modern cloud and data center environments. As part of the Ultrastar DC series, the HC570 integrates Western Digital’s innovative OptiNAND™ technology, which utilizes an integrated iNAND® UFS drive to perform critical housekeeping functions. This synergy between flash and magnetic media allows for higher areal density and improved drive reliability, making it a premier choice for hyperscale storage, Big Data analytics, and large-scale backup systems. Utilizing the 10th-generation HelioSeal® technology, this 22TB drive offers exceptional power efficiency and thermal stability, ensuring long-term performance in 24/7 high-density server configurations.
$820
WUH722222AL5204 Technical Specifications
Western Digital Ultrastar DC Hc570 22TB 7.2K RPM SAS 12GBPS 512MB Buffer 512e Se 3.5 Inch Hard Disk Drive
Manufacturer: Western Digital
Manufacture Part Number: WUH722222AL5204
Series: Ultrastar DC HC570
Storage Capacity: 22 Terabytes (22TB)
Interface Type: SAS 12Gb/s (Dual-port)
Form Factor: 3.5-Inch LFF
Enclosure Design: HelioSeal (Helium-filled)
Performance Metrics
Spindle Rotation Speed: 7200 RPM
Data Buffer (Cache): 512 MB
Sustained Transfer Rate: Up to 291 MB/s (277 MiB/s)
Interface Transfer Rate: 12.0 Gb/s (Maximum)
Average Latency: 4.16 ms
Reliability & Integrity
MTBF (Mean Time Between Failure): 2,500,000 Hours
AFR (Annualized Failure Rate): 0.35%
Workload Rating: Up to 550TB per Year
Load/Unload Cycles: 600,000
Power & Environmental
Operating Power (Typical): 9.3 Watts
Idle Power (Typical): 6.0 Watts
Operating Temperature: 5C to 60C
Non-operating Temperature: -40C to 70C
Shock Resistance: 40G (2ms, Read/Write)
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