Name: Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III
Brand: Seagate
SKU: a37e23fc-b363-43cc-95e8-108a266f0b4f
Availability: InStock

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Description

Delivering maximum storage capacity with the highest rack-space efficiency. Scalable. Responsive. InnovativePowerful performance with proven technology—Seagate’s ® Exos® X24 drives are built off the platform that’s shipped millions globally and deployed in leading cloud service provider solutions—making them the most sought-after drives in our datasphere. Designed with the highest rack-space efficiency and protected with Seagate Secure™, Exos X24 offers extreme market-leading capacity, earning customer confidence by delivering trusted peace of mind.Superior ReliabilityEnterprise-class drives with a 550 TB/year workload rating and 2.5M-hr MTBF to meet the most demanding storage requirements.Customisation Power OptionsPowerChoice™ and PowerBalance™ for optimised power consumption when in use and idle — customisable to fit your needs.Amazing PerformanceAdvanced write caching coupled with up to 285 MB/s data transfer rates provides a boost in performance without compromising on capacity.Advanced Data SecuritySeagate Instant Secure Erase for safe, affordable, fast and easy drive retirement.

Specifications

HDD capacity	12 TB
HDD speed	7200 RPM
Storage drive buffer size	512 MB
HDD size	3.5"
Interface	Serial ATA III
Type	HDD
Component for	PC
HDD interface transfer rate	6 Gbit/s
HDD sustained transfer rate	272 MiB/s
HDD average transfer rate	285 MB/s
Average latency	4.16 ms
Uncorrectable Bit Error Rate (UBER)	< 1 per 10^15 bits read
Rotational Vibration (RV) sensors	Yes
Mean time between failures (MTBF)	2500000 h
Power consumption (read)	8.9 W
Power consumption (write)	7.1 W
Power consumption (idle)	6.3 W
Operating voltage	5 / 12 V
Operating temperature (T-T)	10 - 60 °C
Operating vibration	2.27 G
Operating shock	40 G
Non-operating shock	200 G
Width	101.8 mm
Height	26.1 mm
Depth	147 mm
Weight	685 g
Quantity per pack	1 pc(s)

Full specifications

Marque	Seagate
Référence fabricant	st12000nm001h
EAN	8719706431569

The Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III in its market context in 2026

Choosing the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III means opting for the expertise of Seagate in the Informatique category. Its price starting from £500.54 makes it a serious option on the market. Buyers interested in this brand also look at the Seagate Expansion STKP8000400 external hard drive 8 TB 3.5" 3.2 Gen 1 (3.1 Gen 1) Black to complete their comparison. On Compiral, all displayed prices are updated regularly and retailers are selected for their reliability and quality of customer service.

Seagate: what this model offers

What buyers remember about the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III: consistent quality, intuitive use and a price that stays within market norms for this level of performance. The positioning of Seagate on the Informatique segment ensures access to spare parts and a structured after-sales service, which matters greatly in the long run. A solid choice in 2026, whether for a new purchase or to replace a failing device. Also discover the Seagate Basic external hard drive 5 TB 2.5" 3.2 Gen 1 (3.1 Gen 1) Silver from the same brand for a second level of comparison.

The strengths that really make a difference

What truly differentiates the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III from other products in the Informatique category comes down to a few concrete points: the build quality typical of Seagate, its availability from many retailers and accessible after-sales support. These criteria, often decisive for buyers, favour this model over alternatives on the market in 2026. Compare with the Seagate Expansion STKP8000400 external hard drive 8 TB 3.5" 3.2 Gen 1 (3.1 Gen 1) Black if you wish to explore other models from the brand.

What you need to know before buying

Before buying the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III, check the following points: stock availability at your chosen retailer, the returns policy, warranty period and delivery charges. These details are accessible from our offers table at the top of this page. Seagate generally offers a well-structured after-sales network for the Informatique category.

Market price ranges in 2026

Range	Indicative price	For whom	What you get
Entry-level	Under 384300 £	Tight budget, occasional use	Essential features, reliable for beginners
Mid-range	384300 £ to 896710 £	Regular daily use	Good value for money, solid performance
High-end	Over 896710 £	Demanding users	The best of the category, all advanced features

Comparing prices before buying the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III can save you between £10 and £40 depending on the retailer and the time of year. Use Compiral to never overpay for your online purchases. The 2 offers listed on this page all come from verified retailers with sales conditions compliant with consumer protection law.

Frequently asked questions about Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III

Is there a refurbished version of the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III?

Refurbished versions of the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

When do prices for the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III drop during the year?

Prices for the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III typically drop during Black Friday (November), the January sales and the summer sales (July). Promotional deals are also common around Cyber Monday and the holiday season. Our price history lets you spot trends and assess whether a price drop is likely soon in the Informatique category.

Is delivery free for the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III at all retailers?

Free delivery is not guaranteed for the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.

How do I return the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.

Is the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III worth its price in 2026?

In 2026, the Seagate Exos X24 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA III is listed from £500.54 at our partner retailers. This price is consistent with the positioning of Seagate in the Informatique category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.