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WD Ultrastar DC SN861 WUS6CA264PSP9X3 - SSD - Data Centre - 6.4 TB - internal - 2.5" - U.2 PCIe 5.0 x4 (NVMe) - Image 1

WD Ultrastar DC SN861 WUS6CA264PSP9X3 - SSD - Data Centre - 6.4 TB - internal - 2.5" - U.2 PCIe 5.0 x4 (NVMe)

Western Digital

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Last Updated: 28/10/2026
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Product Description

Compare today's prices on the "WD Ultrastar DC SN861 WUS6CA264PSP9X3 - SSD - Data Centre - 6.4 TB - internal - 2.5" - U.2 PCIe 5.0 x4 (NVMe)".

WD Ultrastar DC SN861 WUS6CA264PSP9X3 - SSD - Data Centre - 6.4 TB - internal - 2.5" - U.2 PCIe 5.0 x4 (NVMe)

Unleash unprecedented data centre performance with the WD Ultrastar DC SN861, a 6.4 TB NVMe SSD engineered to meet the most demanding enterprise workloads. Powered by the latest PCIe 5.0 x4 interface, this drive delivers blistering read and write speeds that dramatically reduce latency and accelerate storage-intensive applications, from AI and machine learning to real-time analytics and cloud computing. Whether you are scaling virtualised environments or optimising high-frequency trading platforms, this solid-state drive provides the throughput and endurance that modern data centres require.

- Massive 6.4 TB capacity in a compact 2.5-inch U.2 form factor, ideal for high-density server deployments

- PCIe 5.0 x4 interface with NVMe protocol for up to 2x the bandwidth of previous generations

- Industry-leading sequential read speeds up to 14,000 MB/s and write speeds up to 10,000 MB/s

- Enterprise-grade endurance rated for up to 10 DWPD (Drive Writes Per Day) over the drive's lifespan

- Advanced power-loss protection and error correction ensure data integrity even in unexpected shutdowns

- Backward compatible with PCIe 4.0 and 3.0 slots for flexible integration into existing infrastructure

- Designed for 24/7 continuous operation with a mean time between failures (MTBF) of over 2.5 million hours

Elevate your data centre’s performance and reliability with the WD Ultrastar DC SN861, the definitive storage solution for mission-critical operations.

GTIN: 619659211271