Brand: Western Digital | Category: Enterprise SSDs
SKU: WUS4BA138DSP3E4 | Part #: WUS4BA138DSP3E4 | MPN: WUS4BA138DSP3E4
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Built for power efficiency in dense all-flash array deployments, the Western Digital Ultrastar DC SN860 delivers enterprise-grade performance without the thermal overhead of legacy solutions. This 3.84 TB E1.S form factor drive combines PCIe Gen 4 speed with read-intensive workload optimization, making it the ideal choice for storage architects and IT procurement teams scaling hyperscale infrastructure. Western Digital engineered this drive with power loss protection via PLP capacitors, ensuring data integrity during unexpected power events—a critical requirement in mission-critical environments.
The Ultrastar DC SN860 (part number WUS4BA138DSP3E4) brings Western Digital's proven enterprise SSD reliability to next-generation storage platforms. With its read-optimized profile and enterprise-class endurance ratings, this drive reduces operational costs per terabyte while maintaining the DWPD resilience required for continuous operations. The NVMe protocol over PCIe Gen 4 eliminates SATA bottlenecks, allowing administrators to future-proof their storage infrastructure without overengineering for write-heavy use cases. Whether you are consolidating legacy storage or building new all-flash arrays, this drive delivers consistent, predictable performance across demanding workloads.
| Brand | Western Digital |
| Category | Enterprise SSDs |
| SKU | WUS4BA138DSP3E4 |
| Part Number | WUS4BA138DSP3E4 |
| Condition | New |
| Capacity | 3.84 TB |
| Interface | PCIe Gen 4 |
| Form Factor | E1.S |
| Protocol | NVME |
| Workload | Read-Intensive |
| Endurance | Enterprise (high DWPD) |
| Power Loss Protection | Yes (PLP capacitors) |
Enterprise mixed-use and Read-Intensive workloads — including transactional databases, AI inference data, virtualisation, hyperconverged storage, and analytics. Endurance is rated for continuous operation, not consumer-style burst use.
Use the RFQ form on this page with your quantity and destination. For larger and project-scale orders we engage the vendor directly to prepare a tailored quote, and our pre-sales team follows up with a vendor-confirmed quote.
