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header-product SSD disk Western Digital 1.6 TB U.2 PCI Express 5.0 NVMe Ultrastar DC SN861
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AiO.lv Computer Components Pc Components Solid State Drives (SSD) Western Digital

SSD disk Western Digital 1.6 TB U.2 PCI Express 5.0 NVMe Ultrastar DC SN861

SSD disk Western Digital 1.6 TB Ultrastar DC SN861 Photo 1
SSD disk Western Digital 1.6 TB Ultrastar DC SN861 Photo 1
SSD disk Western Digital 1.6 TB U.2 PCI Express 5.0 NVMe Ultrastar DC SN861
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Short description

The Western Digital Ultrastar DC SN861 is a high-performance SSD with a capacity of 1.6 TB. It features a U.2 form factor and utilizes PCI Express 5.0 NVMe technology, providing exceptional read speeds of up to 13700 MB/s and write speeds of 3600 MB/s. Ideal for servers and workstations, this SSD ensures fast data access and reliability for demanding applications.
Warranty: 2 Years
SKU: 11393809
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Product information

Description

The Western Digital Ultrastar DC SN861 is a high-performance U.2 NVMe SSD with a 1.6 TB capacity and PCIe Gen5 interface. Engineered for data centers, hyperscale and cloud environments, it delivers PCIe 5.0 class read/write performance, low latency and power-efficient operation. The drive supports enterprise NVMe features and is intended for compute-intensive workloads such as AI and machine learning.

Advantages

The Ultrastar DC SN861 provides PCIe Gen5 throughput for accelerated random and sequential operations, high read speeds up to 13700 MB/s and write speeds up to 3600 MB/s, and capacities suitable for server deployments. It is optimized for performance per watt to reduce operational power costs and includes enterprise-grade features for data integrity and security.

Suitable for

  • AI inference and training nodes
  • Machine learning workloads and analytics
  • Hyperscale and cloud storage servers
  • Enterprise databases and virtualized environments
  • High-performance compute and I/O-intensive applications

Key specifications

  • Form factor: U.2
  • Interface: PCIe 5.0 (NVMe)
  • Capacity: 1.6 TB (1600 GB)
  • Maximum read speed: up to 13700 MB/s
  • Maximum write speed: up to 3600 MB/s
  • Enterprise features: Power Loss Protection, End-to-End Data Path Protection, TCG security/encryption

How to use

Install the Ultrastar DC SN861 into a compatible U.2 slot or drive bay on a server or workstation with PCIe Gen5 support. Ensure the system firmware and NVMe driver support the drive and NVMe 2.0/2.02 features where applicable. Configure the drive in the operating system or storage controller, format as required, and deploy it for your target workloads such as AI training, database storage or virtual machines.

Usage recommendations

For optimal results, use the SSD in systems with PCIe Gen5 support and up-to-date firmware and drivers; enable available enterprise features such as power-loss protection and encryption according to your data integrity and security policies. Monitor drive health and performance within your data center management tools to maintain consistent QoS under heavy workloads.

Specifications

SSD form factor:
U.2
SSD capacity:
1600 GB
Read speed:
13700 MB/s
Write speed:
3600 MB/s
All features

Features

SSD capacity:
1600 GB
SSD form factor:
U.2
Read speed:
13700 MB/s
Write speed:
3600 MB/s
Mean time between failures (MTBF):
2500000 h
Random write (4KB):
350000 IOPS
Random read (4KB):
2100000 IOPS
Read latency:
65 µs
Write latency:
8 µs
Hardware encryption:
Yes
Component for:
Server/workstation
NVMe:
Yes
NVMe version:
2.0
Interface:
PCI Express 5.0
Uncorrectable Bit Error Rate (UBER):
< 1 per 10^17 bits read
Drive writes per day (DWPD):
3

Other features

Warranty period:
5 year(s)

Weight & dimensions

Height:
15 mm
Width:
69.8 mm
Depth:
100.4 mm

Power

Power consumption (idle):
-5 W

Operational conditions

Storage temperature (T-T):
-40 - 85
Operating temperature (T-T):
0 - 70
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Instructions

mmo_122087212_1726556792_0134_1833883.pdf

Description

Instructions

mmo_122087212_1726556792_0134_1833883.pdf
Machine translation. Load original

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Customer reviews

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Customer questions

FAQ

What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Western Digital products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Western Digital service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: ssd form factor, ssd capacity, read speed, write speed, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for SSD disk Western Digital 1.6 TB Ultrastar DC SN861?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
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