Overview
Specifications
Resources
Disclosures
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Ultrastar DC SN861 NVMe SSD
from Western Digital

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Redefining the limits for high-performance storage

Be ready for the future of mission critical workloads with the Western Digital Ultrastar DC SN861. The latest Western Digital SSD with a cutting-edge PCIe® Gen5 enterprise-class speeds, the Ultrastar DC SN861 offers exceptional performance and multiple capacities up to 7.68TB1 options. With high random read speeds and low power consumption, the DC SN861 is optimized for compute-intensive AI and machine learning applications, ensuring superior read/write performance, extremely low latency, and maximize IOPs/Watt. The DC SN861 also provides a rich feature set including NVMe™ 2.0 and OCP 2.0 support, 1 & 3 DWPD, and a 5-year limited warranty2, making it the ideal solution for hyperscale, cloud, and enterprise data centers.

Product Details

Ready for the Demands of AI Workloads
Designed to handle compute-intensive AI and machine learning applications which require high bandwidths and low latencies.

Superior Performance and Capacity
Experience future-ready PCIe® Gen5 read/write speeds with capacities up to 7.68TB1.

Designed for Power Efficiency
Architected to provide heightened performance per watt, optimizing power efficiency and reducing operational costs.

Outstanding Mixed Workload Performance
High-speed random reads provide enhanced solutions at low cost for your enterprise.

Optimized for Quality of Service (QoS)
Reduce latency during mission-critical workloads, delivering consistent Quality of Service (QoS) for your applications, even under heavy workloads.

Rich Enterprise Features
Benefit from enterprise-class features such as Power Loss Protection, End-to-End Data Path Protection, and TCG security and encryption, helping ensure data integrity and security

Future-Ready Data Infrastructure
Designed to support NVMe™ 2.0, and NVMe™ MI 1.2c, and OCP 2.0 supportive, for enhanced scalability and efficiency.

Full Specifications

Features
  • Experience exceptional PCIe® Gen5 performance with multiple capacities up to 7.68TB1, perfect for compute-intensive applications
  • Engineered for minimal power consumption, optimizing efficiency and reducing operational costs without compromising performance
  • Achieve optimized solutions at low cost for your enterprise's mixed workloads with high-speed random read performance
Capacity
1.6TB
Form Factor
U.2
Security
ISE
Warranty
5-Year Limited Warranty
Model Number
0TS2531
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Product Numbers

1.6TB , ISE , U.2
1.6TB , TCG Opal , U.2
1.6TB , SE , U.2
1.92TB , SE , U.2
1.92TB , ISE , U.2
1.92TB , TCG Opal , U.2
1.92TB , TCG Opal , E1.S
1.92TB , SE , E1.S
1.92TB , ISE , E1.S
3.2TB , ISE , U.2
3.2TB , TCG Opal , U.2
3.2TB , SE , U.2
3.84TB , SE , U.2
3.84TB , ISE , U.2
3.84TB , TCG Opal , U.2
3.84TB , TCG Opal , E1.S
3.84TB , SE , E1.S
3.84TB , ISE , E1.S
6.4TB , ISE , U.2
6.4TB , TCG Opal , U.2
6.4TB , SE , U.2
7.68TB , SE , U.2
7.68TB , ISE , U.2
7.68TB , TCG Opal , U.2
7.68TB , TCG Opal , E1.S
7.68TB , SE , E1.S
7.68TB , ISE , E1.S
1.6TB , ISE , U.2
1.6TB , TCG Opal , U.2
1.6TB , SE , U.2
1.92TB , SE , U.2
1.92TB , ISE , U.2
1.92TB , TCG Opal , U.2
1.92TB , TCG Opal , E1.S
1.92TB , SE , E1.S
1.92TB , ISE , E1.S
3.2TB , ISE , U.2
3.2TB , TCG Opal , U.2
3.2TB , SE , U.2
3.84TB , SE , U.2
3.84TB , ISE , U.2
3.84TB , TCG Opal , U.2
3.84TB , TCG Opal , E1.S
3.84TB , SE , E1.S
3.84TB , ISE , E1.S
6.4TB , ISE , U.2
6.4TB , TCG Opal , U.2
6.4TB , SE , U.2
7.68TB , SE , U.2
7.68TB , ISE , U.2
7.68TB , TCG Opal , U.2
7.68TB , TCG Opal , E1.S
7.68TB , SE , E1.S
7.68TB , ISE , E1.S

Resources

Product Support
EU Declaration of Conformity

Featured Resources

Ratings & Reviews

Disclosures

  1. 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.
  2. 5 years or Max Endurance (TBW) limit, whichever occurs first. See support.WesternDigital.com for regional specific warranty details.

 

Product specifications subject to change without notice. Pictures shown may vary from actual products. References to Western Digital products do not imply they will be made available in all regions.

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