Western Digital Ultrastar DC SN861 1.92TB NVMe SSD (PCIe Gen 5)

Western Digital Ultrastar DC SN861 1.92TB NVMe SSD (PCIe Gen 5)

Brand: Western Digital | Category: Enterprise SSDs

SKU: WUS5EA119ESP5E1 | Part #: WUS5EA119ESP5E1 | MPN: WUS5EA119ESP5E1

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About the Western Digital Ultrastar DC SN861 1.92TB NVMe SSD (PCIe Gen 5)

The Ultrastar DC SN861 1.92TB runs on PCIe Gen 5, bringing next-generation NVMe bandwidth to latency-sensitive datacentre and AI accelerator workloads.

At a glance — key specifications

Capacity1.92 TB
ProtocolNVME
Part NumberWUS5EA119ESP5E1
ManufacturerWestern Digital
EnduranceEnterprise (high DWPD)
Power Loss ProtectionYes (PLP capacitors)

Perfect for

  • Tier-0 database storage (Oracle, SQL Server, PostgreSQL)
  • AI / ML training and inference data lakes
  • Hyperconverged storage tiers
  • Object storage and Ceph clusters
  • VDI boot tiers and tier-1 virtualisation

Frequently asked questions

What workloads is the Western Digital Ultrastar DC SN861 1.92TB NVMe SSD (PCIe Gen 5) designed for?

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.

Will this SSD work in my Dell / HPE / Lenovo server?

Most enterprise SSDs ship in vendor-branded variants tied to a server QVL.

Request a quote for the Western Digital Ultrastar DC SN861 1.92TB NVMe SSD (PCIe Gen 5)

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Technical Specifications

BrandWestern Digital
CategoryEnterprise SSDs
SKUWUS5EA119ESP5E1
Part NumberWUS5EA119ESP5E1
ConditionNew
Capacity1.92 TB
ProtocolNVME
EnduranceEnterprise (high DWPD)
Power Loss ProtectionYes (PLP capacitors)
Manufacturer Part NumberWUS5EA119ESP5E1
Form FactorM.2 2280
InterfacePCIe Gen 5
Max Sequential Read Speed14000 MB/s
Max Sequential Write Speed10000 MB/s
Operating Temperature0–70°C
Storage Medium3D NAND Flash

Frequently Asked Questions about Western Digital Ultrastar DC SN861 1.92TB NVMe SSD (PCIe Gen 5)

What workloads is the Western Digital Ultrastar DC SN861 1.92TB NVMe SSD (PCIe Gen 5) designed for?

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.