# Memory Module DELL DDR4 16GB 2666MHz ECC

**URL:** https://aio.lv/en/product--dell-aa138422--772952
**Data updated:** 2025-12-28 21:38 (EET)
**Category:** Memory (RAM)
**Manufacturer:** Dell
**Manufacturer code:** AA138422
**EAN:** 5397184141700
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 270.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 223.96 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-aa138422--772952

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The DELL A9781928 memory module offers 16 GB of DDR4 RAM with a clock speed of 2666 MHz. Designed for PC and server use, it features ECC technology for error correction, ensuring data integrity. The 288-pin DIMM form factor makes it compatible with a wide range of systems. Its sleek black and green design adds a modern touch to your setup.

## Long description

The DELL DDR4 16GB 2666MHz ECC memory module (MPN AA138422, EAN 5397184141700) provides 16 GB of DDR4 RAM at 2666 MHz in a 288-pin DIMM form factor. Designed for PCs and servers, this module includes ECC error-correction to help maintain data integrity and is built from OEM-grade components. The module is engineered and tested for compatibility with Dell systems and carries Dell certification and a Limited Lifetime Warranty when purchased from Dell.
Advantages
This Dell memory module is manufactured to OEM quality standards and only first-pass-yield products meet Dell’s quality requirements. ECC support reduces the risk of data corruption in systems that require high reliability. Dell certification ensures compatibility with Dell hardware and avoids voiding the system hardware warranty. The product includes Dell’s Limited Lifetime Warranty, which covers replacement in the event of failure.
Suitable for
 Workstations and servers requiring ECC memory
 Professional 3D imaging and multimedia work
 Database and virtualization environments
 Systems needing a stable 16 GB DDR4 2666 MHz upgrade
Key specifications
 Capacity: 16 GB
 Type: DDR4 ECC
 Speed: 2666 MHz
 Form factor: 288-pin DIMM
 Voltage: 1.2 V
 Colour: Black, Green
 MPN: AA138422
 EAN: 5397184141700
How to use
Power off the system and unplug it from the mains. Open the chassis according to the system manufacturer’s instructions. Locate the appropriate 288-pin DIMM slot on the motherboard and align the module with the slot key. Press firmly and evenly until the module clicks into place and retention clips engage. Close the chassis, reconnect power, and start the system. Verify that the BIOS/UEFI recognizes the 16 GB ECC module and that ECC functionality is enabled if required by the system firmware.
Usage recommendations
Install memory modules in matched pairs or according to the motherboard’s recommended configuration for optimal performance. Use Dell-certified memory modules to maintain system warranty and reliability. Ensure BIOS/UEFI and system firmware are up to date to guarantee full compatibility with DDR4 2666 MHz ECC modules.

## Specifications

### Features

| Feature | Value |
|---|---|
| Internal memory | 16 GB |
| Internal memory type | DDR4 |
| Memory clock speed | 2666 MHz |
| Memory form factor | 288-pin DIMM |
| Memory voltage | 1.2 |
| ECC | Yes |
| Component for | PC/Server |
| Product colour | Black, Green |
| Compatible products | - PowerEdge C6420
- PowerEdge R640
- PowerEdge R740
- PowerEdge R740XD
- PowerEdge R940 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 31 mm |
| Width | 133.35 mm |

## FAQ

### How much does the Memory Module DELL 16GB A9781928 cost, and is it available for purchase?

The price is 270.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 09.07.2026 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. 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 Dell 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 Dell 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, product colour, 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/772952/62347219_large.webp