---
product_id: 493684662
title: "Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001)"
brand: "seagate"
price: "€ 1516.72"
currency: EUR
in_stock: true
reviews_count: 13
url: https://www.desertcart.es/products/493684662-seagate-ironwolf-pro-20-tb-enterprise-nas-internal-hdd-cmr
store_origin: ES
region: Spain
---

# 7200 RPM high-speed spin 20TB massive capacity 5-year warranty & data recovery Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001)

**Brand:** seagate
**Price:** € 1516.72
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your NAS game with unstoppable 20TB power and pro-grade reliability!

## Quick Answers

- **What is this?** Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) by seagate
- **How much does it cost?** € 1516.72 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/493684662-seagate-ironwolf-pro-20-tb-enterprise-nas-internal-hdd-cmr)

## Best For

- seagate enthusiasts

## Why This Product

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

## Key Features

- • **Blazing Fast Access:** 7200 RPM spindle speed and 256MB cache ensure seamless multi-user performance.
- • **Always-On Durability:** Built for 24/7 NAS operation with 2.5M hours MTBF and vibration sensors.
- • **Peace of Mind Included:** Complimentary 3-year Rescue Data Recovery keeps your data safe, no extra cost.
- • **Unmatched Storage Power:** Store up to 20TB of critical data with enterprise-grade reliability.
- • **Optimized for RAID & NAS:** AgileArray tech and TLER deliver top-tier RAID performance in multi-drive setups.

## Overview

The Seagate IronWolf Pro 20TB is a 3.5-inch SATA 6 Gb/s internal hard drive engineered for enterprise NAS environments. Featuring 7200 RPM speed, 256MB cache, and CMR technology, it delivers consistent 24/7 performance optimized for RAID arrays. With a 5-year warranty, 2.5 million hours MTBF, vibration sensors, and complimentary 3-year data recovery service, it ensures unmatched reliability and peace of mind for professional-grade storage solutions.

## Description

IronWolf® Pro drives are engineered to deliver 24×7 performance, reliability, and dependability in multi-bay, multi-user commercial and enterprise RAID storage solutions. Built tough with conventional magnetic recording (CMR) technology, rotational vibration sensors, and AgileArray™ firmware for consistent, best-in-class performance and total cost of ownership (TCO). Peace of mind with five-year limited warranty, complimentary three-year Rescue Data Recovery Services, and IronWolf Health Management.

Review: Reliable Storage for Network Attached Systems - When you're building or upgrading a NAS system, drive reliability is paramount. The Seagate IronWolf Pro is designed specifically for enterprise NAS environments, and it delivers the performance and durability you need for always-on storage. This is a serious drive for serious storage needs. The 8TB capacity provides substantial storage space for a single drive. Whether you're storing large media files, running virtual machines, or handling heavy data workloads, having 8TB per drive means you can build high-capacity arrays without needing excessive drive bays. The capacity-to-cost ratio is excellent for this performance tier. CMR (Conventional Magnetic Recording) technology is a key advantage. Unlike SMR drives that can have performance issues with certain workloads, CMR provides consistent performance for NAS applications. Write operations don't bog down, and the drive handles simultaneous read-write operations smoothly. That consistent performance is crucial for multi-user environments. The 7200 RPM spindle speed delivers solid performance. Data access is quick, transfer rates are strong, and the drive handles demanding workloads without bottlenecking. Whether you're streaming multiple 4K video files or running database operations, the performance keeps up with what you're asking it to do. The 256MB cache is generous and helps with performance optimization. Frequently accessed data stays in cache for faster retrieval, and the drive can manage multiple operations more efficiently. That large cache contributes to the smooth, responsive performance you experience during actual use. SATA 6Gb/s interface provides the bandwidth needed for high-performance NAS applications. The drive can saturate the interface when needed, delivering the throughput that modern NAS workloads demand. Transfer speeds are consistently strong across different file types and access patterns. Build quality and reliability engineering are where the IronWolf Pro designation matters. These drives are rated for higher workload limits than consumer drives, with specifications that support 24/7 operation. The mean time between failures is rated at 1.2 million hours, indicating enterprise-grade reliability expectations. Vibration tolerance is engineered for multi-drive environments. NAS enclosures typically house multiple drives running simultaneously, which creates vibration. The IronWolf Pro is designed to maintain performance and reliability even with the vibration levels present in populated NAS chassis. That tolerance prevents performance degradation and premature failure. Noise and heat levels are reasonable for a 7200 RPM enterprise drive. It's not silent – there's the characteristic spinning platter sound – but it's not excessively loud either. Heat output is manageable with proper NAS ventilation. These drives operate within acceptable temperature ranges in well-ventilated enclosures. The rotational vibration sensors actively monitor and correct for vibration in real-time. This technology helps maintain performance and positioning accuracy even when multiple drives are working simultaneously in the same enclosure. It's one of the features that distinguishes NAS-specific drives from desktop models. Data recovery services are included for three years, which provides additional peace of mind. If a drive does fail and you need professional data recovery, having that service available can be invaluable. While you should always have backups, having recovery service as a safety net is reassuring. Power consumption is optimized for NAS environments. The drive balances performance with power efficiency, which matters when you're running multiple drives 24/7. Lower power consumption means lower operating costs and less heat generation in your NAS enclosure. Compatibility with major NAS platforms is excellent. Whether you're running Synology, QNAP, or another NAS operating system, these drives are recognized and work without issues. Seagate provides compatibility lists and optimization guides for popular NAS brands. Performance consistency over time remains strong. These drives don't show significant performance degradation as they age. The combination of quality components and robust firmware keeps them running reliably throughout their service life. Warranty coverage at five years demonstrates Seagate's confidence in these drives. That long warranty period provides protection for a substantial portion of the drive's expected lifespan. Having that coverage matters when you're investing in enterprise-grade storage. For anyone building or upgrading a NAS system and needing reliable, high-performance drives, the IronWolf Pro is an excellent choice. It's engineered specifically for NAS workloads, delivers consistent performance, and provides the reliability needed for always-on storage systems. Whether you're setting up a home media server or deploying small business storage, these drives give you enterprise-level reliability at a reasonable price point.
Review: Official Undamaged product. - Received in Seagate packaging with no defects.

## Features

- High Performance: All-CMR (conventional magnetic recording) portfolio enables consistent, industry-leading 24×7 performance allowing users to access data anytime, anywhere.Average Operating Power (W) - 7.7W, Operating Temperature (drive reported, max °C) : 65, Operating Temperature (ambient, min °C) : 0
- Class-Leading Dependability: Up to 550TB/year workload rating, 2.5M hours MTBF, and 5-year limited warranty for unparalleled total cost of ownership (TCO)
- Peace of Mind with Data Recovery: Complimentary 3 year Rescue Data Recovery Services for a hassle-free, zero-cost data recovery experience
- IronWolf Health Management: Helps protect data with prevention, intervention, and recovery recommendations to ensure peak system health
- Optimized for NAS: AgileArray with dual-plane balancing, time-limited error recovery (TLER), and rotational vibration (RV) sensors to deliver top RAID performance in multi-bay environments
- The available storage capacity may vary.
- Please note: This drive is designed specifically for NAS systems and may require specific setup and compatible hardware. Always test in a compatible NAS or RAID environment.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B94MF4LP |
| Additional Features | Portable |
| Best Sellers Rank | #1 in Internal Hard Drives |
| Brand | Seagate |
| Built-In Media | IronWolf™ Pro 20TB SATA |
| Cache Memory Installed Size | 256 |
| Color | NAS PRO |
| Compatible Devices | Desktop |
| Connectivity Technology | SATA |
| Customer Reviews | 4.1 out of 5 stars 1,811 Reviews |
| Data Transfer Rate | 5000 Megabytes Per Second |
| Digital Storage Capacity | 20 TB |
| Enclosure Material | Aluminum |
| Form Factor | 3.5-inch |
| Global Trade Identification Number | 08719706432276, 10763649176259 |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Form Factor | 3.5 Inches |
| Hard Disk Interface | SATA 6 GB/s |
| Hard Disk Rotational Speed | 7200 RPM |
| Hard-Drive Size | 20 TB |
| Hardware Connectivity | SATA 6.0 Gb/s |
| Hardware Platform | Seagate |
| Installation Type | Internal Hard Drive |
| Item Dimensions L x W x Thickness | 5.79"L x 4.01"W x 1.03"Th |
| Item Weight | 0.69 Kilograms |
| Manufacturer | Seagate |
| Mfr Part Number | ST20000NT001 |
| Model Name | ST20000NT001 |
| Model Number | ST20000NT001 |
| Number of Items | 1 |
| Read Speed | 285 Megabytes Per Second |
| Special Feature | Portable |
| Specific Uses For Product | Business |
| UPC | 763649176252 763649177068 |
| Unit Count | 1.0 Count |
| Warranty Description | 3-Year-Manufacturer |

## Product Details

- **Brand:** Seagate
- **Color:** NAS PRO
- **Compatible Devices:** Desktop
- **Connectivity Technology:** SATA
- **Digital Storage Capacity:** 20 TB
- **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
- **Special Feature:** Portable

## Images

![Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) - Image 1](https://m.media-amazon.com/images/I/61tNi3u2A-L.jpg)
![Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) - Image 2](https://m.media-amazon.com/images/I/61Y8xBy-iZL.jpg)
![Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) - Image 3](https://m.media-amazon.com/images/I/61lsUiVYR3L.jpg)
![Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) - Image 4](https://m.media-amazon.com/images/I/71XamhKGGEL.jpg)
![Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) - Image 5](https://m.media-amazon.com/images/I/71bxUSI5L3L.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Reliable Storage for Network Attached Systems
*by S***S on February 1, 2026*

When you're building or upgrading a NAS system, drive reliability is paramount. The Seagate IronWolf Pro is designed specifically for enterprise NAS environments, and it delivers the performance and durability you need for always-on storage. This is a serious drive for serious storage needs. The 8TB capacity provides substantial storage space for a single drive. Whether you're storing large media files, running virtual machines, or handling heavy data workloads, having 8TB per drive means you can build high-capacity arrays without needing excessive drive bays. The capacity-to-cost ratio is excellent for this performance tier. CMR (Conventional Magnetic Recording) technology is a key advantage. Unlike SMR drives that can have performance issues with certain workloads, CMR provides consistent performance for NAS applications. Write operations don't bog down, and the drive handles simultaneous read-write operations smoothly. That consistent performance is crucial for multi-user environments. The 7200 RPM spindle speed delivers solid performance. Data access is quick, transfer rates are strong, and the drive handles demanding workloads without bottlenecking. Whether you're streaming multiple 4K video files or running database operations, the performance keeps up with what you're asking it to do. The 256MB cache is generous and helps with performance optimization. Frequently accessed data stays in cache for faster retrieval, and the drive can manage multiple operations more efficiently. That large cache contributes to the smooth, responsive performance you experience during actual use. SATA 6Gb/s interface provides the bandwidth needed for high-performance NAS applications. The drive can saturate the interface when needed, delivering the throughput that modern NAS workloads demand. Transfer speeds are consistently strong across different file types and access patterns. Build quality and reliability engineering are where the IronWolf Pro designation matters. These drives are rated for higher workload limits than consumer drives, with specifications that support 24/7 operation. The mean time between failures is rated at 1.2 million hours, indicating enterprise-grade reliability expectations. Vibration tolerance is engineered for multi-drive environments. NAS enclosures typically house multiple drives running simultaneously, which creates vibration. The IronWolf Pro is designed to maintain performance and reliability even with the vibration levels present in populated NAS chassis. That tolerance prevents performance degradation and premature failure. Noise and heat levels are reasonable for a 7200 RPM enterprise drive. It's not silent – there's the characteristic spinning platter sound – but it's not excessively loud either. Heat output is manageable with proper NAS ventilation. These drives operate within acceptable temperature ranges in well-ventilated enclosures. The rotational vibration sensors actively monitor and correct for vibration in real-time. This technology helps maintain performance and positioning accuracy even when multiple drives are working simultaneously in the same enclosure. It's one of the features that distinguishes NAS-specific drives from desktop models. Data recovery services are included for three years, which provides additional peace of mind. If a drive does fail and you need professional data recovery, having that service available can be invaluable. While you should always have backups, having recovery service as a safety net is reassuring. Power consumption is optimized for NAS environments. The drive balances performance with power efficiency, which matters when you're running multiple drives 24/7. Lower power consumption means lower operating costs and less heat generation in your NAS enclosure. Compatibility with major NAS platforms is excellent. Whether you're running Synology, QNAP, or another NAS operating system, these drives are recognized and work without issues. Seagate provides compatibility lists and optimization guides for popular NAS brands. Performance consistency over time remains strong. These drives don't show significant performance degradation as they age. The combination of quality components and robust firmware keeps them running reliably throughout their service life. Warranty coverage at five years demonstrates Seagate's confidence in these drives. That long warranty period provides protection for a substantial portion of the drive's expected lifespan. Having that coverage matters when you're investing in enterprise-grade storage. For anyone building or upgrading a NAS system and needing reliable, high-performance drives, the IronWolf Pro is an excellent choice. It's engineered specifically for NAS workloads, delivers consistent performance, and provides the reliability needed for always-on storage systems. Whether you're setting up a home media server or deploying small business storage, these drives give you enterprise-level reliability at a reasonable price point.

### ⭐⭐⭐⭐⭐ Official Undamaged product.
*by A***S on June 5, 2026*

Received in Seagate packaging with no defects.

### ⭐ Replacements from Seagate can take forever
*by S***. on February 22, 2024*

I ordered two of these drives (ST12000NT001). They work very well and are very quiet in a be quiet 802. They do not have the 5-second click that I read WD Black drives have. Unfortunately, one of them died (post-return date). I have spent many hours working with Seagate to get a replacement drive. They have kept trying to send me an IronWolf (non-Pro) drive (ST12000VN0008). I received the first drive and was ready to send it back, but they tried to send another non-Pro drive. Apparently, they are out of stock, so their system wants to downgrade my drive. I even mentioned that Amazon has them in stock if they want to buy one for me. :) It is a great drive when it works, but the return system is rather lacking which can play into the decision to purchase future drives. The people I have spoken with via the support bot have been very nice. The down side is that the system wants to give me a lesser model. If you need to return yours, watch carefully on what the replacement is. Report Card (if Amazon allowed split scores): - Drive: A (when it works) - Support staff: A (very polite and helpful but a bit uninformed by Seagate on how to handle odd cases) - Support system: F (Seagate *really* needs to fix its process, so the correct drive is sent in the first place) Update (2024/2/29): Seagate still cannot find a replacement IronWolf Pro drive to send me. I have spent hours on chat with different people. The last two times I contacted Seagate, I have received the "check back in 48 business hours" after being in a chat for more than two hours. The killer is that they have that unit available on their own website for sale. I have given the support people high ratings each time, yet the "Would you recommend Seagate?" question keeps dropping. I am now dropping my rating here from three to two stars. Update (2024/4/1): It continues. Seagate sent me another incorrect drive. I am currently speaking with support. The best they can do is find an NE001 model even though they have the NT001 models in stock at Amazon and Seagate. They say they can only provide Factory Certified and not new drives under warranty. However, they had plenty of time to refurbish the drive I sent them. I know they cannot just send me back the same drive, but I am very frustrated. Knocking the review down to one star. I doubt I will buy another Seagate drive at this point. It is too much hassle. Update (2024/6/19): A bunch more back and forth has happened. I received another incorrect drive. There was confusion on the status of my RMA. Some thought it was finished probably due to how long the information in the ticket was. Finally, I got in touch with a support person that was able to find the right group above her to handle it. They told me, via her, to keep the incorrect drive, and they would send a new drive. Well, it was another refurbished drive, which is what I expected at the beginning of this, yet it was the correct drive. Checking the warranty on the drive showed it to be only a few months, so I had to contact support again to rectify it. At first, they bumped it to three years. He had me check their site to verify it was correct but was quick to fix it to five years. Seagate should make their own drives easier to differentiate if even their own support can be confused. My head hurts. :) At long last, I have the correct replacement drive. It only took 4 months. Ugh! Update (2024/7/5): Three weeks. That is how long the replacement drive lasted before it crashed. Update (2024/7/30): Not as much difficulty this time, although spent hours on it, another replacement drive is on its way. Update (2024/8/5): The replacement drive was DOA. Of course.

## Frequently Bought Together

- Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001)
- Samsung 990 PRO SSD 4TB PCIe 4.0 M.2 2280 Internal Solid State Hard Drive, Seq. Read Speeds Up to 7,450 MB/s for High End Computing, Gaming, and Heavy Duty Workstations, MZ-V9P4T0B/AM

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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-06-09*