20TB WD Ultrastar DC HC560 7200RPM 512MB SATA III Enterprise HDD - 0F38785 / WUH722020ALE6L4
Western Digital Ultrastar DC HC560 20TB enterprise HDD. 7200 RPM, 512MB cache, SATA III 6Gb/s. Features OptiNAND, HelioSeal, CMR for cloud/hyperscale storage. Up to 291MB/s transfer, 2.5M hours MTBF, 3.5-inch form factor.
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Discontinued
This item was discontinued and currently is not available for order on our website. The item may become available soon. Please contact us if you need more information regarding the upcoming arrivals.
| Storage (SSD & HDD) - Device Type | Internal HDD |
|---|---|
| Storage (SSD & HDD) - Capacity | 20TB |
| Storage (SSD & HDD) - RPM (HDD) | 7200 RPM |
| Storage (SSD & HDD) - Interface | SATA III |
| Storage (SSD & HDD) - Cache (HDD) | 512MB |
| Storage (SSD & HDD) - Form Factor | 3.5 inch |
The WD Ultrastar DC HC560 is a 20TB high-capacity enterprise hard drive designed for 24/7 operation in demanding environments like cloud storage, hyperscale data centers, and big data analytics. Featuring the first implementation of OptiNAND technology on a nine-disk platform (2.2TB/platter), it delivers unmatched capacity with reliable CMR recording technology.
With 7200 RPM spindle speed, 512MB cache, and SATA III 6Gb/s interface, this drive achieves sustained transfer rates up to 291 MB/s. Advanced technologies including EAMR, TSA (Triple Stage Actuator), and HelioSeal helium-sealed design ensure power efficiency, lower weight, and industry-leading reliability with a projected 2.5 million hours MTBF and 550TB/year workload rating.
- ✅ 20TB capacity in standard 3.5-inch form factor (26.1mm height)
- ✅ OptiNAND, ePMR, HelioSeal for maximum efficiency and capacity
- ✅ Enterprise-grade: 2.5M MTBF, 5-year warranty, SED options available
- ✅ Ideal for cloud, hyperscale, distributed file systems, bulk storage
- ✅ Hot-plug support and 600K load/unload cycles
| Capacity | 20TB |
| Form Factor | 3.5-inch |
| Spindle Speed | 7200 RPM |
| Cache Size | 512MB |
| Transfer Rate | Up to 291 MB/s |
| Recording Technology | CMR, OptiNAND, EAMR |
| MTBF | 2.5 million hours |
| Workload Rating | 550TB/year |
| Number of Disks | 9 (2.2TB/platter) |