---
product_id: 315533346
title: "Western Digital WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware"
brand: "western digital"
price: "€ 530.21"
currency: EUR
in_stock: false
reviews_count: 1
url: https://www.desertcart.gr/products/315533346-western-digital-wd-red-wd40efrx-4-tb-sata-6-gb
store_origin: GR
region: Greece
---

# SATA 6 Gb/s blazing interface 4TB massive storage NASware 3.0 for 24/7 reliability Western Digital WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware

**Brand:** western digital
**Price:** € 530.21
**Availability:** ❌ Out of Stock

## Summary

> 💼 Elevate your NAS game with WD Red — where reliability meets relentless performance!

## Quick Answers

- **What is this?** Western Digital WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware by western digital
- **How much does it cost?** € 530.21 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/315533346-western-digital-wd-red-wd40efrx-4-tb-sata-6-gb)

## Best For

- western digital enthusiasts

## Why This Product

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

## Key Features

- • **Massive 4TB Capacity:** Store your entire digital universe without compromise.
- • **Versatile Network Features:** Supports ACL, DHCP, iSCSI, and jumbo frames for professional-grade network storage setups.
- • **Blazing Fast SATA 6 Gb/s Interface:** Experience seamless data transfer speeds up to 750 MB/s.
- • **Optimized for NAS with NASware 3.0:** Engineered for 24/7 operation and RAID compatibility to keep your data safe.
- • **Advanced Cooling & Smart Management:** Active cooling with a 7cm fan and S.M.A.R.T support ensures peak performance under pressure.

## Overview

The Western Digital WD Red WD40EFRX is a 4TB 3.5-inch internal hard drive designed specifically for NAS environments. Featuring a SATA 6 Gb/s interface, 64MB cache, and NASware 3.0 technology, it delivers reliable 24/7 operation with optimized RAID support. With advanced cooling, smart management features, and network-ready protocols, this drive is built to handle professional business storage needs with speed and durability.

## Description

Product Description 4TB WD Red WD40EFRX SATA 6Gb/sec, 64MB Cache, IntelliPower 8ms NCQ OEM 24x7 with NASware 3.0;Network it in RED Set Contains: 1 x WD40EFRX

Review: Discontinued model harddisk. - I had a nas with one on my customers with 4 harddisk raid with this harddisk. Now that this particular model harddisk is not available in the market, found it here. Thanks.

## Features

- DCM: HHNNNT2CAB
- DCX: LW0HT2T0R
- 5VDC: 0.60A
- 12 VDC: 0.45A

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01IF6879G |
| Additional Features | Access Control List (ACL)^Buzzer^DHCP client^DHCP server^DLNA certified^Jumbo frames support^Multilingual support^Operating temperature range:0 - 40 °C^RAID support^Reset button^S.M.A.R.T support^Web-based management^cooling:Active^fan diameter:7 cm^iSCSI support |
| Best Sellers Rank | #35,908 in Computers ( See Top 100 in Computers ) #145 in Internal Hard Drives |
| Brand | Western Digital |
| Built-In Media | AC^Quick installation guide |
| Cache Memory Installed Size | 64 |
| Color | Red |
| Compatible Devices | Desktop |
| Connectivity Technology | SATA |
| Connectivity technology | SATA |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.3 out of 5 stars 180 Reviews |
| Data Transfer Rate | 750 Megabytes Per Second |
| Digital Storage Capacity | 4000 GB |
| Digital storage capacity | 4000 GB |
| Enclosure Material | Aluminium or glass |
| Form Factor | 3.5-inch |
| Global Trade Identification Number | 08809481922595 |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Form Factor | 3.5 Inches |
| Hard Disk Interface | SATA 6 GB/s |
| Hard Disk Rotational Speed | 5400 RPM |
| Hard disk form factor | 3.5 Inches |
| Hard disk interface | SATA 6 GB/s |
| Hardware Connectivity | SATA 6.0 Gb/s |
| Installation Type | Internal Hard Drive |
| Item Weight | 0.01 Ounces |
| Manufacturer | Western Digital |
| Media Speed | 180 MB/s |
| Model Name | WD40EFRX |
| Model Number | WD40EFRX |
| Number of Items | 1 |
| Read Speed | 750 Megabytes Per Second |
| Special features | Access Control List (ACL)^Buzzer^DHCP client^DHCP server^DLNA certified^Jumbo frames support^Multilingual support^Operating temperature range:0 - 40 °C^RAID support^Reset button^S.M.A.R.T support^Web-based management^cooling:Active^fan diameter:7 cm^iSCSI support Special features Access Control List (ACL)^Buzzer^DHCP client^DHCP server^DLNA certified^Jumbo frames support^Multilingual support^Operating temperature range:0 - 40 °C^RAID support^Reset button^S.M.A.R.T support^Web-based management^cooling:Active^fan diameter:7 cm^iSCSI support See more |
| Specific Uses For Product | Business |
| UPC | 718037810058 045923496301 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Western Digital
- **Colour:** Red
- **Compatible devices:** Desktop
- **Connectivity technology:** SATA
- **Digital storage capacity:** 4000 GB
- **Hard disk description:** Mechanical Hard Disk
- **Hard disk form factor:** 3.5 Inches
- **Hard disk interface:** SATA 6 GB/s
- **Installation type:** Internal Hard Drive

## Images

![Western Digital WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware - Image 1](https://m.media-amazon.com/images/I/516ATVgjPOS.jpg)
![Western Digital WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware - Image 2](https://m.media-amazon.com/images/I/81f5g0jhRRL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Discontinued model harddisk.
*by M***H on 6 April 2025*

I had a nas with one on my customers with 4 harddisk raid with this harddisk. Now that this particular model harddisk is not available in the market, found it here. Thanks.

## Frequently Bought Together

- Western Digital WD40EFRX WD Red NAS Hard Drive - Hard drive - 4 TB - internal - 3.5 inch - SATA 6Gb/s - buffer: 64 MB - for WD My Cloud EX2, EX4
- Western Digital 12TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD120EFAX

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**Shop now:** [https://www.desertcart.gr/products/315533346-western-digital-wd-red-wd40efrx-4-tb-sata-6-gb](https://www.desertcart.gr/products/315533346-western-digital-wd-red-wd40efrx-4-tb-sata-6-gb)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-02-23*