---
product_id: 714234703
title: "HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE600 | 12TB 7.2K SATA 6Gb/s 256MB Cache 3.5\" Internal Hard Drive with Helium Data Center (Refurbished)"
brand: "hgst"
price: "€ 795.72"
currency: EUR
in_stock: false
url: https://www.desertcart.gr/products/714234703-hgst-wd-ultrastar-dc-hc520-hdd-huh721212ale600-12tb-7-2k
store_origin: GR
region: Greece
---

# 7200 RPM high-speed rotation 12TB massive storage Helium-filled for energy efficiency HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE600 | 12TB 7.2K SATA 6Gb/s 256MB Cache 3.5" Internal Hard Drive with Helium Data Center (Refurbished)

**Brand:** hgst
**Price:** € 795.72
**Availability:** ❌ Out of Stock

## Summary

> 💼 Elevate your data game with the Ultrastar 12TB powerhouse!

## Quick Answers

- **What is this?** HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE600 | 12TB 7.2K SATA 6Gb/s 256MB Cache 3.5" Internal Hard Drive with Helium Data Center (Refurbished) by hgst
- **How much does it cost?** € 795.72 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/714234703-hgst-wd-ultrastar-dc-hc520-hdd-huh721212ale600-12tb-7-2k)

## Best For

- hgst enthusiasts

## Why This Product

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

## Key Features

- • **Helium-Sealed Design:** Cutting-edge 4th gen HelioSeal tech boosts capacity by 20% while slashing power use.
- • **Massive 12TB Capacity:** Store your entire digital universe without compromise.
- • **Secure & Energy Efficient:** Dual firmware safeguards upgrades and lowers idle power consumption for eco-conscious pros.
- • **Enterprise-Grade Reliability:** Built for 2.5 million hours MTBF to keep your data center running flawlessly.
- • **Optimized for Big Data & Cloud:** Perfect for hyperscale storage, video surveillance, and mission-critical workloads up to 550TB/year.

## Overview

The HGST Ultrastar DC HC520 is a refurbished 12TB 3.5-inch internal hard drive featuring 7200 RPM speed and a 256MB cache. Utilizing advanced 4th generation HelioSeal helium technology, it delivers 20% more capacity and industry-leading energy efficiency. Designed for enterprise environments, it supports workloads up to 550TB/year with exceptional reliability (2.5 million hour MTBF), making it ideal for data centers, cloud storage, and high-density video surveillance applications.

## Description

By laying the foundation for a worry-free data center, HGST offers capabilities to conquer the explosion of data - Ultrastar He12 HDD. Designed to handle workloads up to 550TB per year, Ultrastar He12 HDD is the industry's first 12TB drive and uses PMR technology to make it ready for any enterprise-capacity application or environment. The stable internal environment created by 4th generation HelioSeal technology enables a new 8-disc design, increasing capacity by 20% compared to the previous generation 7-disc design. This highest-capacity helium drive offers the lowest power profile in the industry to help data center architects meet eco-environmental goals and requirements. Intended for 2.5 million hour MTBFs, the Ultrastar He12 hard drive offers the highest reliability available among all HDDs on the market today thanks to the successful design of its 10TB, 8TB and 6TB predecessors. Rely on HGST and Ultrastar He12 HDD to deliver greater capacity, more efficiency, greater reliability and more value to your data center. This unit includes a "Power Disable" feature that allows the host system to easily power the drive to perform a hard reset. Make sure your system supports this feature.

## Features

- Instant Safe Erasing (ISE), Optimized Strength with Field-Proven Helium Design
- Secure dual firmware for reliable upgrades, energy saving with lower idle W, TB than air drives
- High-capacity storage for Big Data storage applications, perfect for cloud and hyperscalable storage that requires durability and security
- Optimal for high-density data centers and centralized video surveillance for reliability, capacity density and energy efficiency

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07Y8GF5M6 |
| Are Batteries Included | No |
| Best Sellers Rank | #61,971 in Computers ( See Top 100 in Computers ) #250 in Internal Hard Drives |
| Brand | HGST |
| Color | silver |
| Date First Available | 29 March 2025 |
| Form Factor | 3.5-inch |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Rotational Speed | 7200 RPM |
| Hard Drive Interface | Serial ATA |
| Hard Drive Size | 12 TB |
| Hardware Platform | PC |
| Item Weight | 760 g |
| Item model number | HUH721212ALE600 |
| Manufacturer | HGST |
| Product Dimensions | 14.71 x 10.19 x 2.62 cm; 760 g |
| Series | HUH721212ALE600 |

## Product Details

- **Brand:** HGST
- **Colour:** silver
- **Compatible devices:** Desktop
- **Connectivity technology:** SATA
- **Digital storage capacity:** 12 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 features:** Data Recovery Service

## Images

![HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE600 | 12TB 7.2K SATA 6Gb/s 256MB Cache 3.5" Internal Hard Drive with Helium Data Center (Refurbished) - Image 1](https://m.media-amazon.com/images/I/61aufnUOlOL.jpg)
![HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE600 | 12TB 7.2K SATA 6Gb/s 256MB Cache 3.5" Internal Hard Drive with Helium Data Center (Refurbished) - Image 2](https://m.media-amazon.com/images/I/719bBR31rZL.jpg)
![HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE600 | 12TB 7.2K SATA 6Gb/s 256MB Cache 3.5" Internal Hard Drive with Helium Data Center (Refurbished) - Image 3](https://m.media-amazon.com/images/I/71xSHKpAGNL.jpg)
![HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE600 | 12TB 7.2K SATA 6Gb/s 256MB Cache 3.5" Internal Hard Drive with Helium Data Center (Refurbished) - Image 4](https://m.media-amazon.com/images/I/81ZBuM6XRsL.jpg)
![HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE600 | 12TB 7.2K SATA 6Gb/s 256MB Cache 3.5" Internal Hard Drive with Helium Data Center (Refurbished) - Image 5](https://m.media-amazon.com/images/I/81oKDXEG-nL.jpg)

## Frequently Bought Together

- HGST - WD Ultrastar DC HC520 HDD | HUH721212ALE601 | 12TB 7200RPM SATA 6Gb/s 256MB Cache 3.5-Inch | ISE 512e | Helium Data Center Internal Hard Disk Drive (Renewed)
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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-03-10*