---
product_id: 548101169
title: "Seagate 20TB IronWolf Pro Internal NAS Hard Drive | SATA (ST20000NTZ01)"
brand: "seagate"
price: "R41276"
currency: ZAR
in_stock: true
category: "Seagate"
url: https://www.desertcart.co.za/products/548101169-seagate-20tb-ironwolf-pro-internal-nas-hard-drive-sata-st20000ntz01
store_origin: ZA
region: South Africa
---

# 7200 RPM high-speed spin 20TB massive storage 2.5M hours MTBF reliability Seagate 20TB IronWolf Pro Internal NAS Hard Drive | SATA (ST20000NTZ01)

**Brand:** seagate
**Price:** R41276
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your NAS game with unstoppable 20TB power!

## Quick Answers

- **What is this?** Seagate 20TB IronWolf Pro Internal NAS Hard Drive | SATA (ST20000NTZ01) by seagate
- **How much does it cost?** R41276 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/548101169-seagate-20tb-ironwolf-pro-internal-nas-hard-drive-sata-st20000ntz01)

## 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

- • **Optimized NAS Agility:** AgileArray tech with vibration sensors and TLER ensures peak RAID performance in multi-drive setups.
- • **Rock-Solid Reliability:** Built for 24/7 NAS environments with 2.5 million hours MTBF and a 5-year warranty.
- • **Pro-Level Data Protection:** Includes 3 years of complimentary Rescue Data Recovery Services for zero-stress recovery.
- • **Blazing 7200 RPM Performance:** Experience rapid data access and seamless multitasking with high-speed rotational power.
- • **Unmatched Capacity for the Ambitious:** Store up to 20TB of critical business data without compromise.

## Overview

The Seagate 20TB IronWolf Pro Internal NAS Hard Drive is a 3.5-inch SATA drive engineered for professional-grade NAS systems. Featuring a massive 20TB capacity, 7200 RPM speed, and 256MB cache, it delivers consistent 24/7 performance with industry-leading reliability (2.5M hours MTBF) and a 5-year warranty. Designed with AgileArray technology, it optimizes RAID environments with vibration sensors and TLER, while offering peace of mind through 3 years of complimentary Rescue Data Recovery Services.

## Description

From the manufacturer Does the drive fit in a laptop? No. Laptops require 2.5-inch drives; IronWolf Pro is 3.5-inch for desktops and NAS. Does the drive fit in a laptop? No. Laptops require 2.5-inch drives; IronWolf Pro is 3.5-inch for desktops and NAS. Why is it loud? Compared to quieter 5400rpm HDDs, IronWolf Pro ≥8TB runs at 7200rpm, giving higher speed and more audible noise. Why is it loud? Compared to quieter 5400rpm HDDs, IronWolf Pro ≥8TB runs at 7200rpm, giving higher speed and more audible noise. Who to contact? You can contact Seagate anytime via their website under Support - contact. Who to contact? You can contact Seagate anytime via their website under Support - contact. Model overview? Yes, the datasheet on Seagate’s site lists all capacities under Internal Drives > IronWolf Pro. Model overview? Yes, the datasheet on Seagate’s site lists all capacities under Internal Drives > IronWolf Pro.

## Features

- High Performance: All-CMR (conventional magnetic recording) portfolio enables consistent, industry-leading 24×7 performance allowing users to access data anytime, anywhere
- Class-Leading Dependability: Up to 550 TB/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
- Optimised 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B94MF4LP |
| Best Sellers Rank | 505 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 1 in Internal Hard Drives |
| Box Contents | IronWolf Pro HDD 20 TB, The actual capacity may vary. |
| Brand Name | Seagate |
| Cache Memory Installed Size | 256 |
| Color | NAS HDD PRO - 256MB Cache |
| Compatible Devices | Desktop, Laptop, NAS |
| Customer Package Type | Retail Packaging or Premium Packaging |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,936) |
| Data Transfer Rate | 5000 Megabytes Per Second |
| Digital Storage Capacity | 20 TB |
| EU Spare Part Availability Duration | 5 Years |
| Enclosure Material | Aluminium |
| Form Factor | 3.5-inch |
| Global Trade Identification Number | 08719706432276, 08719706432832, 10763649176259, 10763649177065 |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Form Factor | 3.5 Inches |
| Hard Disk Interface | Serial ATA |
| Hard Disk Rotational Speed | 7200 RPM |
| Hard-Drive Size | 2048 GB |
| Hardware Connectivity | SATA 6.0 Gb/s |
| Hardware Platform | PC |
| Installation Type | Internal Hard Drive |
| Item Dimensions L x W x Thickness | 14.7L x 10.2W x 2.6Th centimetres |
| Item Type Name | IronWolf Pro Refresh |
| Item Weight | 690 Grams |
| Manufacturer | SEAGATE |
| Manufacturer Part Number | ST20000NT001 |
| Media Speed | 285 Mo/s |
| Model Name | IronWolf Pro |
| Model Number | ST20000NTZ01 |
| Network Connectivity Technology | SATA |
| Number of Items | 1 |
| Product Features | Portable |
| Product Warranty | 3 year manufacturer |
| Read Speed | 180 Megabytes Per Second |
| Specific Uses For Product | Business |
| UPC | 763649176252 763649177068 |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** Seagate
- **Colour:** NAS HDD PRO - 256MB Cache
- **Compatible devices:** Desktop, Laptop, NAS
- **Connectivity technology:** SATA
- **Digital storage capacity:** 20 TB
- **Hard disk description:** Mechanical Hard Disk
- **Hard disk form factor:** 3.5 Inches
- **Hard disk interface:** Serial ATA
- **Installation type:** Internal Hard Drive
- **Special feature:** Portable

## Images

![Seagate 20TB IronWolf Pro Internal NAS Hard Drive | SATA (ST20000NTZ01) - Image 1](https://m.media-amazon.com/images/I/612rhQRXetL.jpg)

## Available Options

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

## Questions & Answers

**Q: Does the drive fit in a laptop?**
A: No. Laptops require 2.5-inch drives; IronWolf Pro is 3.5-inch for desktops and NAS.

**Q: Why is it loud?**
A: Compared to quieter 5400rpm HDDs, IronWolf Pro ≥8TB runs at 7200rpm, giving higher speed and more audible noise.

**Q: Who to contact?**
A: You can contact Seagate anytime via their website under Support - contact.

**Q: Model overview?**
A: Yes, the datasheet on Seagate’s site lists all capacities under Internal Drives > IronWolf Pro.

## Frequently Bought Together

- Seagate IronWolf, Pro 2TB, Enterprise Internal NAS HDD – CMR 3.5 Inch, SATA 6GB/s, 7,200 RPM, 256 MB Cache for RAID NAS - Frustration Free Packaging (ST2000NTZ01)
- Synology 2-Bay DiskStation DS224+ (Diskless)
- Seagate BarraCuda 8TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC (ST8000DMZ04/004)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-17*