---
product_id: 72938339
title: "Crucial 8GB, 288-pin DIMM, DDR4 PC4-21300,"
brand: "crucial"
price: "€ 124.45"
currency: EUR
in_stock: true
reviews_count: 4
category: "Crucial"
url: https://www.desertcart.com.cy/products/72938339-crucial-8gb-288-pin-dimm-ddr4-pc4-21300
store_origin: CY
region: Cyprus
---

# 2666 MHz blazing speed ECC error-correcting reliability 288-pin DIMM form factor Crucial 8GB, 288-pin DIMM, DDR4 PC4-21300,

**Brand:** crucial
**Price:** € 124.45
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your server with Crucial speed and stability — don’t get left behind!

## Quick Answers

- **What is this?** Crucial 8GB, 288-pin DIMM, DDR4 PC4-21300, by crucial
- **How much does it cost?** € 124.45 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/72938339-crucial-8gb-288-pin-dimm-ddr4-pc4-21300)

## Best For

- crucial enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play 288-Pin DIMM:** Easy installation with industry-standard form factor compatible with most server motherboards.
- • **Trusted Registered Memory:** Single rank x8 registered DIMM designed for professional-grade server environments.
- • **Rock-Solid ECC Reliability:** Error-correcting code ensures your critical server data stays safe and stable under pressure.
- • **Blazing 2666 MHz DDR4 Speed:** Experience seamless multitasking and lightning-fast data transfer with PC4-21300 performance.
- • **Energy-Efficient 1.2V Operation:** Lower power consumption means cooler, quieter, and greener computing.

## Overview

The Crucial 8GB DDR4 PC4-21300 RAM module delivers 2666 MHz speed with ECC error correction and a 288-pin DIMM form factor, optimized for reliable, high-performance server use. Its low 1.2V power draw and registered design make it a trusted choice for professionals demanding stability and efficiency.

## Description

Specifications Mfr Part Number: CT8G4RFS8266 Type: DDR4 capacity: 8GB speed: PC4-21300 2666MHz size & bit: 1G x 72 pins: 288pin ECC: Yes registered: Yes single rank x8 CL 19, 1.2V

Review: thank you - thank you
Review: Excellent memory! - I installed this in a Supermicro 5019D-FTN4 barebone machine. Even though the memory is not listed by Supermicro as being supported, it runs perfectly at full speed.

## Features

- 288-pin DIMM
- DDR4-2666

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01NAK5MD4 |
| Additional Features | nv: Company Program^Crucial 4 REGDIMM | Component Configuration^x8 based | Configuration^1024Meg x 72 | DDR Timings^CL=19 | DIMM Type^Registered | Density^8GB | Error Checking^ECC | Megabytes^8192 | Memory Type^DDR4 PC4-21300 | Module Rank^Single Ranked | Package^288-pin DIMM | Platform Category^DDR4 | Speed^DDR4-2666 | Voltage^1.2V | VolumeDiscountBucket^LOW |
| Best Sellers Rank | #10,024 in Computer Memory |
| Brand | Crucial |
| Column Address Strobe Latency | 19 |
| Compatible Devices | Server |
| Customer Reviews | 4.4 4.4 out of 5 stars (12) |
| Data Transfer Rate | 2666 MHz |
| Form Factor | DIMM |
| Global Trade Identification Number | 00649528780539 |
| Item Weight | 0.02 Kilograms |
| Manufacturer | Crucial Technology |
| Memory Speed | 2666 MHz |
| Number of Pins | 288 |
| RAM Memory Technology | DDR4 |
| RAM Size | 8 GB |
| UPC | 649528780539 076959546012 |
| Voltage | 1.2 Volts |
| Warranty Description | Limited Warranty |

## Product Details

- **Brand:** Crucial
- **Compatible Devices:** Server
- **Computer Memory Size:** 8 GB
- **Memory Speed:** 2666 MHz
- **RAM Memory Technology:** DDR4

## Images

![Crucial 8GB, 288-pin DIMM, DDR4 PC4-21300, - Image 1](https://m.media-amazon.com/images/I/611HtP+lxtL.jpg)
![Crucial 8GB, 288-pin DIMM, DDR4 PC4-21300, - Image 2](https://m.media-amazon.com/images/I/71kMf7RAVrL.jpg)
![Crucial 8GB, 288-pin DIMM, DDR4 PC4-21300, - Image 3](https://m.media-amazon.com/images/I/71a+7YT4n0L.jpg)

## Questions & Answers

**Q: The summary section shows "ddr3", please confirm that "ct8g4rfs8266" it is of ddr4 type?**
A: It is DDR4. I just added these to my server a week ago.

## Customer Reviews

### ⭐⭐⭐⭐⭐ thank you
*by C***I on March 26, 2020*

thank you

### ⭐⭐⭐⭐⭐ Excellent memory!
*by O***U on August 1, 2019*

I installed this in a Supermicro 5019D-FTN4 barebone machine. Even though the memory is not listed by Supermicro as being supported, it runs perfectly at full speed.

### ⭐ No go with Dell T330 Server
*by D***A on April 9, 2019*

Will not work with Dell T330 Server please do not buy for this one.

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**Shop now:** [https://www.desertcart.com.cy/products/72938339-crucial-8gb-288-pin-dimm-ddr4-pc4-21300](https://www.desertcart.com.cy/products/72938339-crucial-8gb-288-pin-dimm-ddr4-pc4-21300)

---

*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-04-23*