# ADATA Premier 4GB DDR4 2666MHz DIMM Memory Module

**URL:** https://aio.lv/en/product--adata-ad4u2666w4g19-s--939704
**Data updated:** 2026-06-22 11:34 (EEST)
**Category:** Memory (RAM)
**Manufacturer:** ADATA
**Manufacturer code:** AD4U2666W4G19-S
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 29.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 24.37 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--adata-ad4u2666w4g19-s--939704

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The ADATA Premier 4GB DDR4 2666MHz memory module is designed for PC and server systems. This 288-pin DIMM module features a 1.2V operating voltage and CL19 CAS latency, providing reliable performance for daily computing tasks. It is an efficient solution for upgrading system memory to improve multitasking capabilities and overall computer responsiveness.

## Long description

The ADATA Premier 4GB DDR4 2666MHz DIMM memory module is a high-quality upgrade solution designed to enhance the performance and responsiveness of desktop PC and server systems. Engineered for efficiency, this module supports modern computing platforms, ensuring faster data transfer rates and improved multitasking capabilities for daily operations.
Advantages
This memory module offers significant improvements in power efficiency by operating at a voltage of 1.2V, which represents a 20% reduction compared to older DDR3 standards. The 288-pin design ensures a secure and stable connection, while the 2666MHz clock speed provides a reliable bandwidth of up to 21.3GB/s. Furthermore, every module is manufactured in strict compliance with JEDEC and RoHS standards, guaranteeing high compatibility, environmental safety, and long-term operational stability.
Suitable for
Desktop PC system upgrades
Server systems requiring reliable memory
Improving multitasking performance
General office and home computing tasks
When it may not be suitable
This module is not compatible with laptops or small form factor systems that require SO-DIMM memory modules. Additionally, it may not be suitable for high-end gaming or professional workstation tasks that require higher capacities or faster clock speeds than 2666MHz.
Key specifications
Capacity: 4 GB
Memory Type: DDR4
Speed: 2666 MHz
Form Factor: 288-pin DIMM
Operating Voltage: 1.2V
CAS Latency: CL19
How to use
To install the memory module, ensure your computer is powered off and disconnected from the power source. Open the computer case and locate the DIMM slots on the motherboard. Carefully align the notch on the memory module with the key in the slot. Press the module firmly into the slot until the side clips snap into place, securing the memory. Once installed, close the case, reconnect the power, and boot the system. The BIOS should automatically detect the new memory capacity.
What to consider before purchase
Verify that your motherboard supports DDR4 DIMM modules
Check for available free memory slots on your motherboard
Ensure the 2666MHz speed is compatible with your existing CPU and motherboard configuration
Confirm that your system supports the 4GB capacity per module
Usage recommendations
For optimal performance and system stability, it is recommended to install memory modules in matching pairs if your motherboard supports dual-channel architecture. Always handle the module by the edges to avoid touching the gold contacts.

## Specifications

### Features

| Feature | Value |
|---|---|
| Internal memory | 4 GB |
| Internal memory type | DDR4 |
| Memory clock speed | 2666 MHz |
| Memory form factor | 288-pin DIMM |
| Memory voltage | 1.2 |
| Module configuration | 512M x 16 |
| CAS latency | 19 |
| Component for | PC/Server |
| Memory layout (modules x size) | 1 x 4 |
| Buffered memory type | Unregistered (unbuffered) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 31.242 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 0 - 85 |

### Sustainability

| Feature | Value |
|---|---|
| Compliance certificates | RoHS |

## FAQ

### How much does the ADATA Premier 4GB DDR4 2666MHz Memory Module cost, and is it available for purchase?

The price is 29.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 13.07.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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 ADATA 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 ADATA 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: internal memory, internal memory type, memory clock speed, memory form factor, memory voltage, 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 ADATA Premier 4GB DDR4 2666MHz Memory Module?

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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