# SSD disk Western Digital 1.92 TB U.2 PCI Express 5.0 NVMe Ultrastar DC SN861

**URL:** https://aio.lv/en/product--sandisk-0ts2525--11395824
**Data updated:** 2025-12-08 18:12 (EET)
**Category:** Solid State Drives (SSD)
**Manufacturer:** SANDISK
**Manufacturer code:** 0TS2525
**EAN:** 0619659211264
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 657.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 1 369.83 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sandisk-0ts2525--11395824

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Western Digital Ultrastar DC SN861 is a high-performance SSD with a capacity of 1.92 TB. Designed for servers and workstations, it features a U.2 form factor and utilizes PCI Express 5.0 NVMe technology. With impressive read speeds of up to 13700 MB/s and write speeds of 3600 MB/s, it ensures rapid data access and transfer, making it ideal for demanding applications and workloads.

## Long description

The Western Digital Ultrastar DC SN861 is a PCIe Gen5 NVMe SSD engineered for enterprise and hyperscale data centers. It delivers high random read performance, low latency and multiple capacities up to 7.68TB, making it suitable for compute-intensive workloads such as AI and machine learning while maintaining power efficiency and high IOPS per watt.
Advantages
The DC SN861 provides PCIe Gen5 read/write speeds, optimized power efficiency to maximize performance per watt, and high random read throughput for mixed workloads. It supports enterprise features including Power Loss Protection, End-to-End Data Path Protection and TCG security/encryption, and is qualified for NVMe 2.02 and OCP 2.0 environments. Available endurance options include 1 and 3 DWPD with a 5-year limited warranty.
Key specifications
Interface: PCIe Gen5, NVMe (NVMe 2.02 compatible)
Capacities: up to 7.68 TB
Endurance: 1 & 3 DWPD options
Enterprise features: Power Loss Protection, End-to-End Data Path Protection, TCG security/encryption
Optimized for: AI and machine learning workloads, mixed enterprise workloads
Compatibility: OCP 2.0 supportive, NVMe MI 1.2c support
Warranty: 5-year limited warranty
How to use
Install the Ultrastar DC SN861 into a compatible PCIe Gen5 NVMe slot following your server or storage platform documentation. Configure firmware and security settings according to enterprise policies and enable available NVMe features for QoS and data protection. For AI and machine learning workloads, tune the host and application I/O settings to take advantage of the drive's high random read throughput and optimize for IOPS per watt.
Recommendations
Use the DC SN861 in hyperscale, cloud or enterprise servers that require consistent low latency and high IOPS, and pair it with systems supporting PCIe Gen5 and OCP 2.0 to fully leverage performance, power-efficiency, and enterprise data-protection features.

## Specifications

### Features

| Feature | Value |
|---|---|
| SSD capacity | 1920 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) | 165000 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) | 1 |

### Other features

| Feature | Value |
|---|---|
| Warranty period | 5 year(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 15 mm |
| Width | 69.8 mm |
| Depth | 100.4 mm |

### Power

| Feature | Value |
|---|---|
| Power consumption (idle) | -5 W |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -40 - 85 |
| Operating temperature (T-T) | 0 - 70 |

## FAQ

### How much does the SSD disk Western Digital 1.92 TB Ultrastar DC SN861 cost, and is it available for purchase?

The price is 1,657.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 20.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Leasing for legal entities. 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 SANDISK 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 SANDISK 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. More information about warranty service: https://aio.lv/en/warranty

### 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 1.92 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.

## Image

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