# SSD disk Western Digital 4 TB 2.5" SATA III WDS400T2R0A

**URL:** https://aio.lv/en/product--western-digital-wds400t2r0a--11223425
**Data updated:** 2026-02-14 19:37 (EET)
**Category:** Solid State Drives (SSD)
**Manufacturer:** Western Digital
**Manufacturer code:** WDS400T2R0A
**EAN:** 718037903620
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 235.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 1 021.48 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--western-digital-wds400t2r0a--11223425

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

The Western Digital Red WDS400T2R0A is a 4 TB 2.5" SSD designed for NAS systems. It features a read speed of 560 MB/s and a write speed of 520 MB/s, ensuring fast data access and transfer. Built with 3D NAND technology, this SSD provides reliable performance and durability for your storage needs.

## Long description

The Western Digital 4 TB 2.5" SATA III WDS400T2R0A is a high-capacity SSD intended for use in NAS environments and other storage systems that accept 2.5" SATA drives. Based on 3D NAND technology, this 4 TB solid-state drive delivers sustained data access with rated sequential read speeds up to 560 MB/s and sequential write speeds up to 520 MB/s, providing fast transfer rates for large files, backups, and multimedia libraries. Its 2.5" form factor and SATA III interface make it compatible with a wide range of desktop, laptop and network-attached storage enclosures that support SATA drives.
Advantages
This SSD combines large capacity and the durability of 3D NAND to support intensive read/write workloads common in NAS usage. The drive's high sequential read and write speeds reduce transfer time for large files and improve responsiveness for data-heavy applications. Its compact 2.5" form factor and SATA III compatibility simplify installation into existing systems. Low physical weight and absence of moving parts contribute to lower vibration and quieter operation compared with mechanical drives.
Suitable for
 Network-attached storage (NAS) arrays that accept 2.5" SATA drives
 File servers and backup storage for large media collections
 Workstations requiring fast local storage for video editing or large datasets
 Upgrading laptops or desktops where a 2.5" SATA SSD is supported
Key specifications
 Capacity: 4000 GB
 Form factor: 2.5 inch
 Interface: SATA III
 Sequential read speed: up to 560 MB/s
 Sequential write speed: up to 520 MB/s
 Flash type: 3D NAND
 Weight: 0.0346 kg
How to use
Install the SSD into a 2.5" drive bay or compatible adapter for 3.5" bays, connect it to a SATA III port and a power connector, then initialize and format the drive using your operating system or NAS management interface. For NAS deployment, follow the NAS manufacturer's guidelines for drive configuration, RAID setup, and firmware updates. For desktop or laptop upgrades, clone the existing system drive if required, or perform a fresh OS installation after formatting the SSD.
Usage recommendations
Use this Western Digital 4 TB SATA III SSD in systems that support SATA 6 Gb/s to achieve rated performance. Ensure the NAS or host device firmware is up to date, and configure regular backups and health monitoring to maximize drive longevity. Avoid exposing the drive to excessive shock, extreme temperatures, or prolonged power instability.

## Specifications

### Features

| Feature | Value |
|---|---|
| SSD capacity | 4000 GB |
| SSD form factor | 2.5" |
| Certification | FCC, UL, TUV, KC, RCM, BSMI, VCCI, Morocco, CE, UKCA , CB-Scheme |
| Read speed | 560 MB/s |
| Write speed | 520 MB/s |
| Memory type | 3D NAND |
| Random write (4KB) | 83 IOPS |
| Random read (4KB) | 87 IOPS |
| TBW rating | 2500 |
| Component for | NAS |
| NVMe | No |
| Interface | Serial ATA III |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.0346 kg |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -55 - 85 |
| Operating temperature (T-T) | 0 - 70 |

## FAQ

### How much does the SSD disk Western Digital 4 TB WDS400T2R0A cost, and is it available for purchase?

The price is 1,235.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 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 10.07.2026 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: Bank transfer, 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 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 capacity, ssd form factor, 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

https://aio.lv/img/cache/product/11223425/64540200_large.webp