---
product_id: 230420119
title: "4GB D4NESO-2666-4G Replacement for 260-Pin DDR4 2666MHz SODIMM Memory for Synology NAS DS220+ & DS224+"
brand: "arch memory"
price: "$94.39"
currency: USD
in_stock: true
reviews_count: 8
url: https://www.desertcart.us/products/230420119-4gb-d4neso-2666-4g-replacement-for-260-pin-ddr4-2666mhz
store_origin: US
region: United States of America
---

# 2666MHz blazing speed 1.2V low power efficiency Lifetime replacement warranty 4GB D4NESO-2666-4G Replacement for 260-Pin DDR4 2666MHz SODIMM Memory for Synology NAS DS220+ & DS224+

**Brand:** arch memory
**Price:** $94.39
**Availability:** ✅ In Stock

## Summary

> 🚀 Upgrade your NAS, unlock speed and reliability like a pro!

## Quick Answers

- **What is this?** 4GB D4NESO-2666-4G Replacement for 260-Pin DDR4 2666MHz SODIMM Memory for Synology NAS DS220+ & DS224+ by arch memory
- **How much does it cost?** $94.39 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/230420119-4gb-d4neso-2666-4g-replacement-for-260-pin-ddr4-2666mhz)

## Best For

- arch memory enthusiasts

## Why This Product

- Trusted arch memory brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Reliable Longevity:** Backed by a lifetime replacement warranty, ensuring your critical data access stays uninterrupted.
- • **Compact Yet Powerful:** Slim 2.25 x 1.19 inch module fits perfectly inside your NAS without compromising space or performance.
- • **Energy-Smart Efficiency:** Operate cooler and longer with ultra-low 1.2V power consumption, perfect for always-on NAS environments.
- • **Plug & Play Compatibility:** Designed specifically for Synology NAS with 260-pin DDR4 SODIMM form factor—no hassle, just instant speed.
- • **Turbocharge Your NAS Performance:** Upgrade your Synology DS220+/DS224+ with lightning-fast 4GB DDR4 2666MHz memory for seamless multitasking.

## Overview

This 4GB DDR4 2666MHz SODIMM RAM module is a perfect drop-in replacement for Synology NAS DS220+ and DS224+ models, delivering faster data access with low 1.2V power consumption and backed by a lifetime replacement warranty for dependable, long-term performance.

## Description

Full description not available

## Features

- Compatible with Synology D4NESO-2666-4G DS220+
- 4GB 260 Pin DDR4-2666 PC4-21300 Sodimm 2666MHz
- 1.2 volts; Cas Latency 19
- Access crucial data faster by upgrading your internal memory
- Lifetime replacement warranty included. UNSPSC code: 32101601

## Technical Specifications

| Specification | Value |
|---------------|-------|
| RAM | 4 GB DDR4 |
| Memory Speed | 333 MHz |
| Brand | Arch Memory |
| Item model number | SY4GB2666SOr1b16DS220 |
| Item Weight | 2.08 ounces |
| Product Dimensions | 2.25 x 0.06 x 1.19 inches |
| Item Dimensions  LxWxH | 2.25 x 0.06 x 1.19 inches |
| Color | Multicolor |
| Computer Memory Type | DDR4 SDRAM |
| Voltage | 1.2 Volts |
| Manufacturer | Arch Memory |
| ASIN | B08HR2D98P |
| Date First Available | September 9, 2020 |

## Product Details

- **Brand:** Arch Memory
- **Computer Memory Size:** 4 GB
- **RAM Memory Technology:** DDR4
- **Memory Speed:** 2666 MHz
- **Compatible Devices:** DS220+ Synology NAS Storage Systems, DS224+ Synology NAS Storage Systems

## Images

![4GB D4NESO-2666-4G Replacement for 260-Pin DDR4 2666MHz SODIMM Memory for Synology NAS DS220+ & DS224+ - Image 1](https://m.media-amazon.com/images/I/71JA3JC-IhL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Working great in Synology DS720+ Super great support from Arch Memory!
*by B***B on April 15, 2022*

I actually purchased the incorrect part due to some confusion using the Synology part number for the 4G module, after contacting Arch Memory Trish was great, she made sure that what I received was the correct memory for my Synology DS720+. So please be careful and use the search tool available on the Arch memory website and Amazon Arch store prior to purchase or message them they are very customer focused, great folks!Anyhow I performed a memory test after the install and it passed with NO errors or other warnings! see text from Synology log file below.This memory is a great value and quality and Arch Memory stands behind it!2022-04-15T16:44:49-04:00 NAS findhostd[10821]: util_fhost.c:1207 Memtest passed!2022-04-15T16:44:49-04:00 NAS findhostd[10833]: util_fhost.c:1207 Memtest passed!2022-04-15T16:44:49-04:00 NAS findhostd[10846]: util_fhost.c:1207 Memtest passed!

### ⭐⭐⭐⭐⭐ Works as advertised… no warning message on startup
*by S***O on June 2, 2023*

Took less than 5 minutes to install, no warning message on start up on Synology2 bay NAS DiskStation DS220+Faster response overall

### ⭐⭐⭐⭐⭐ Works perfectly in my DS220+ NAS
*by A***D on January 1, 2023*

Easy installation and zero issues after installation in my Synology DS220+ NAS. Now I can run more intensive applications with ease.

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**Shop now:** [https://www.desertcart.us/products/230420119-4gb-d4neso-2666-4g-replacement-for-260-pin-ddr4-2666mhz](https://www.desertcart.us/products/230420119-4gb-d4neso-2666-4g-replacement-for-260-pin-ddr4-2666mhz)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-10*