# SSD Western Digital 3.84 TB U.3 PCI Express 4.0 NVMe Ultrastar DC SN655

**URL:** https://aio.lv/en/product--western-digital-0ts2461--10743589
**Data updated:** 2026-01-14 13:00 (EET)
**Category:** Solid State Drives (SSD)
**Manufacturer:** Western Digital
**Manufacturer code:** 0TS2461
**Warranty:** 5 Years
**Availability:** Available for order
**Price:** 1 917.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 1 585.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--western-digital-0ts2461--10743589

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Tomorrow | free |
| Pickup points | Monday | 1.99 EUR |
| Courier delivery to door | Monday | 4.99 EUR |

## Summary description

The Western Digital Ultrastar DC SN655 SSD offers a capacity of 3.84 TB with a U.3 form factor. It features impressive read speeds of up to 6800 MB/s and write speeds of 2600 MB/s, making it ideal for server and workstation applications. Built with 3D TLC NAND technology, this SSD ensures durability and high performance for demanding workloads.

## Long description

The Western Digital Ultrastar DC SN655 SSD delivers 3.84 TB of NVMe storage in a U.3 form factor designed for data center, server and workstation environments. Built on 3D TLC NAND and compatible with PCI Express 4.0, this drive provides high sustained read performance up to 6800 MB/s and write performance up to 2600 MB/s. Its combination of capacity, interface and NAND technology suits applications that require fast access to large datasets and reliable operation under mixed workloads.
Advantages
The Ultrastar DC SN655 offers a balance of high sequential read speed and robust write capability, reducing application latency and accelerating data transfers. Its U.3 form factor enables easy integration into modern server platforms that support NVMe devices over PCIe 4.0. The use of 3D TLC NAND provides a durable flash architecture appropriate for enterprise-class workloads while maintaining cost-efficiency compared with higher-cost flash types.
Suitable for
 Enterprise servers and storage arrays
 High-performance workstations handling large media files
 Database and analytics systems with heavy read/write operations
 Virtualization hosts and cloud infrastructure
Key specifications
 Form factor: U.3 (NVMe over PCIe)
 Interface: PCI Express 4.0 (NVMe)
 Capacity: 3.84 TB (3840 GB)
 Maximum sequential read: up to 6800 MB/s
 Maximum sequential write: up to 2600 MB/s
 NAND type: 3D TLC
 Weight: 0.1473 kg
How to use
Install the SSD into a compatible U.3 slot or adapter that supports NVMe over PCIe 4.0 following your server or workstation hardware instructions. Ensure the system firmware and NVMe driver support PCIe 4.0 operation to achieve optimal performance. After physical installation, initialize and format the drive within the operating system or storage management software, and configure RAID or tiering policies if required for your environment.
Usage recommendations
For sustained performance, operate the drive in systems with adequate cooling and current firmware. Use enterprise monitoring tools to track drive health and endurance metrics, and deploy the SSD in workload-appropriate roles such as primary storage for read-intensive datasets or mixed-use databases. Consider regular firmware updates from the manufacturer and follow best practices for backup and data redundancy.

## Specifications

### Features

| Feature | Value |
|---|---|
| SSD capacity | 3840 GB |
| SSD form factor | U.3 |
| Read speed | 6800 MB/s |
| Write speed | 2600 MB/s |
| Mean time between failures (MTBF) | 2500000 h |
| Memory type | 3D TLC NAND |
| Random write (4KB) | 112000 IOPS |
| Random read (4KB) | 1000000 IOPS |
| Read latency | 80 µs |
| Write latency | 10 µs |
| Component for | Server/workstation |
| NVMe | Yes |
| NVMe version | 1.4b |
| Interface | PCI Express 4.0 |
| Windows operating systems supported | Y |
| Linux operating systems supported | Y |
| Uncorrectable Bit Error Rate (UBER) | \< 1 per 10^17 bits read |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.1473 kg |
| Height | 15 mm |
| Width | 69.85 mm |
| Depth | 100.45 mm |

### Power

| Feature | Value |
|---|---|
| Operating voltage | 12 V |
| Power consumption (idle) | 8 W |

### Operational conditions

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

## FAQ

### How much does the SSD Western Digital 3.84 TB Ultrastar DC SN655 cost, and is it available for purchase?

The price is 1,917.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 40 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 Tomorrow 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, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can SSD Western Digital 3.84 TB Ultrastar DC SN655 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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. 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, weight, 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.

## Image

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