Brand: Western Digital | Category: Enterprise HDDs
SKU: WUH722020ALE604 | Part #: WUH722020ALE604 | MPN: WUH722020ALE604
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The Ultrastar DC HC650 20TB SATA HDD is built for high-density nearline storage environments requiring reliable, high-capacity bulk data retention.
Enterprise mixed-use and ri workloads — including transactional databases, AI inference data, virtualisation, hyperconverged storage, and analytics. Endurance is rated for continuous operation, not consumer-style burst use.
Most enterprise SSDs ship in vendor-branded variants tied to a server QVL.
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| Brand | Western Digital |
| Category | Enterprise HDDs |
| SKU | WUH722020ALE604 |
| Part Number | WUH722020ALE604 |
| Condition | New |
| Capacity | 20 TB |
| Workload | Read Intensive |
| Endurance | Enterprise (high DWPD) |
| Power Loss Protection | Yes (PLP capacitors) |
| Manufacturer Part Number | WUH722020ALE604 |
| Form Factor | 3.5-inch |
| Interface | SATA III (6 Gbps) |
| Rotational Speed | 7200 RPM |
| Data Transfer Rate | 272 MB/s |
| Cache | 512 MB |
| Workload Type | Enterprise / Read-Intensive |
| MTBF | 2.5 million hours |
| Annual Workload | 550 TB/year |
| Operating Temperature | 0–60°C |
| Power Consumption (Avg) | 8.4 W |
| Vibration Tolerance | 0.5 G @ 5–500 Hz |
Enterprise mixed-use and ri workloads — including transactional databases, AI inference data, virtualisation, hyperconverged storage, and analytics. Endurance is rated for continuous operation, not consumer-style burst use.
