Description
High-Capacity, Read-Optimized Storage for Data-Centric Workloads
The Western Digital Ultrastar DC SN655 WUS5EC0B1ESP7Y4 is a 30.72TB U.3 NVMe SSD designed for cloud, hyperscale, and enterprise data center environments. Optimized for read-intensive applications, it features PCIe Gen4 performance, up to 1.05M IOPS, and 5.96 GB/s sequential read speeds. With 1 DWPD endurance, dual-port redundancy, power loss protection, and a 5-year limited warranty, the SN655 offers a scalable, high-performance storage solution to support big data analytics, AI/ML, and modern cloud applications.
| Category | Details |
|---|---|
| Manufacturer | Western Digital Corporation |
| Brand Name | WD |
| Product Line | Ultrastar |
| Series | DC SN655 |
| Model | WUS5EC0B1ESP7Y4 |
| Part Number | 0TS2511 |
| Product Type | Solid State Drive (SSD) |
| Form Factor | U.3 15 mm |
| Interface | PCI Express NVMe 4.0 |
| Capacity | 30.72 TB |
| Endurance Rating | 1 DWPD (Drive Writes Per Day) |
| Performance (Read) | Up to 5.96 GB/s / 1,052,000 IOPS |
| Performance (Write) | Up to 3.32 GB/s / 66,000 IOPS |
| MTBF | 2.5 million hours (projected) |
| Device Support | Server, Data Center |
| OS Compatibility | Windows, Windows Server, Linux |
| Power Loss Protection | Yes |
| Height | 0.6" |
| Width | 2.8" |
| Length | 4.0" |
| Weight | Approx. 5.2 oz |
| Warranty | 5-Year Limited |
| Shipping Weight | 1 lb |
| Condition | New and Factory Fresh |
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