Seagate Enterprise ST18000NM000J internal hard drive 18 TB 7200 RPM 256 MB 3.5" Serial ATA III
Seagate Exos X18 Enterprise Class, 18TB, Enterprise Internal Hard Drive, SATA, 3,5" 6Gbit/s, 128MB cache ((ST18000NM000J)
Cheapest Total Price
Usually dispatched within 2 to 3 days
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£358.00
Free Delivery
Seagate Exos X18 Enterprise Class, 18TB, Enterprise Internal Hard Drive, SATA, 3,5" 6Gbit/s, 128MB cache ((ST18000NM000J)
Usually dispatched within 4 to 5 days
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£358.99
Free Delivery
Seagate Exos X18 Enterprise Class, 18TB, Enterprise Internal Hard Drive, SATA, 3,5" 6Gbit/s, 128MB cache ((ST18000NM000J)
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£362.94
Free Delivery
Seagate Exos X18 Enterprise Class, 18TB, Enterprise Internal Hard Drive, SATA, 3,5" 6Gbit/s, 128MB cache ((ST18000NM000J)
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£369.00
Free Delivery
Seagate Enterprise ST18000NM000J internal hard drive 18 TB 7200 RPM 256 MB 3.5" Serial ATA III
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 13 Dec 2025)
Based on a total of 395 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 395 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
3-5 working days
PayPal
PayPal
Visa
Visa
Mastercard
Mastercard
Google Checkout
Google Checkout
£372.99
Free Delivery
Seagate Exos X18 Enterprise Class, 18TB, Enterprise Internal Hard Drive, SATA, 3,5" 6Gbit/s, 128MB cache ((ST18000NM000J)
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£385.00
Free Delivery
Seagate Exos X18 Enterprise Class, 18TB, Enterprise Internal Hard Drive, SATA, 3,5" 6Gbit/s, 128MB cache ((ST18000NM000J)
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£390.47
Free Delivery
Seagate Exos X18 Enterprise Class, 18TB, Enterprise Internal Hard Drive, SATA, 3,5" 6Gbit/s, 128MB cache ((ST18000NM000J)
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£393.97
Free Delivery
ST18000NM000J Seagate3.5", 18TB, 7.2K, SA TA3, 6Gb/s, 256MB, 512e/4Kn
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 9 Dec 2025)
Based on a total of 21,719 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 21,719 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 6 working days of receiving cleared payment.
PayPal
PayPal
Visa
Visa
Mastercard
Mastercard
£408.00
Free Delivery
- 1
- 2
- next page
🤖 Ask ChatGPT
💡 Is it worth the price?
🔁 Better alternatives?
⭐ What do users say?
Product Information
Weight & dimensions
| Weight | 670 g |
| Height | 26.1 mm |
| Depth | 147 mm |
| Width | 101.8 mm |
Packaging data
| Quantity per pack | 20 pc(s) |
Operational conditions
| Operating temperature (T-T) | 5 - 60 °C |
| Non-operating vibration | 2.27 G |
| Operating shock | 50 G |
| Non-operating shock | 200 G |
Power
| Operating voltage | 5 / 12 V |
| Power consumption (read) | 9.4 W |
| Power consumption (write) | 6.4 W |
| Power consumption (idle) | 5.3 W |
Features
| Mean time between failures (MTBF) | 2500000 h |
| Storage drive buffer size | 256 MB |
| HDD speed | 7200 RPM |
| 24/7 operation | Yes |
| HDD capacity | 18 TB |
| Rotational Vibration (RV) sensors | Yes |
| Uncorrectable Bit Error Rate (UBER) | < 1 per 10^15 bits read |
| Average latency | 4.16 ms |
| HDD sustained transfer rate | 258 MiB/s |
| HDD interface transfer rate | 6 Gbit/s |
| Component for | Disk array |
| Type | HDD |
| Interface | Serial ATA III |
| HDD size | 3.5" |
Product information
At a glance
Perfect for Heavy Data Users
- 18TB capacity for extensive data storage
- Fast 6 Gbps data transfer speeds
- Durable design for long-lasting performance
Note: This text was created with the help of AI.
Perfect for Heavy Data Users
If you're in the market for a robust storage solution, the Seagate Exos X18 SATA III 18TB (ST18000NM000J) is the perfect choice for you! Ideal for businesses, gamers, and creative professionals, this high-capacity hard drive is designed to handle large amounts of data with ease. Whether you're managing extensive databases, archiving important files, or simply need extra room for your digital library, this drive will meet and exceed your expectations. You can explore more options for your storage needs by checking out **Hard Drives**.Powerful Performance and Reliability
The Seagate Exos X18 is packed with advanced features that ensure superior performance and reliability. With a massive **18TB** of storage, this drive provides unmatched capacity for all your data needs. It operates via SATA III interface, boasting impressive data transfer rates that can reach up to 6 Gbps, letting you move your files quickly and efficiently. Additionally, its 7200 RPM spindle speed enhances its performance, making it an excellent choice for tasks that require quick access to large volumes of data. The drive also features Seagate’s innovative technology that helps to minimize power consumption, making it a more energy-efficient option for your setup.Sturdy Design and Build Quality
You'll appreciate the durable design of the Seagate Exos X18, which is built to withstand the demands of continuous use. The rugged casing protects the drive from physical damage while ensuring optimal heat dissipation, which is crucial for maintaining performance during heavy workloads. The sleek and professional look is perfect for any data center or home office setup, allowing it to blend seamlessly with your existing equipment. Plus, its versatility means it can easily be integrated into various systems, from NAS units to enterprise servers, making it a standout option in the market.Comprehensive Warranty and Support
With the Seagate Exos X18, you're not just buying a hard drive; you're investing in a reliable storage solution supported by a comprehensive warranty. Seagate offers a **5-year limited warranty**, assuring you of its durability and performance over time. This level of support underlines Seagate’s commitment to quality, giving you peace of mind with your purchase. Plus, their customer service is known for being prompt and helpful, so you can feel confident that assistance is just a call or click away if you need it. Don't miss out on this powerhouse of a hard drive that promises to take your data storage to the next level!Note: This text was created with the help of AI.
How well did the information meet your expectations and assist you further?
4 Variants from £249.98
£249.98
ebay.co.uk
Free Delivery
£311.00
Amazon-marketplace.co.uk
Free Delivery
£417.31
itsupplies.uk
Free Delivery
£362.77
itsupplies.uk
Free Delivery
Similar products
NEW Seagate Exos X18 ST18000NM000J 18TB SATA 3.5" Enterprise HDD Hard Drives
£355.88
ebay.co.uk
Free Delivery
NEW Seagate Exos X18 ST18000NM000J 18TB SATA 3.5" Enterprise HDD Hard Drives
£294.88
ebay.co.uk
Free Delivery
Seagate Exos X18 18TB ST18000NM000J HDD SATA 256MB 3.5" Enterprise Hard Drive
£284.99
ebay.co.uk
Free Delivery
Seagate Enterprise St18000Nm000J
£336.36
computersdeal.com
Free Delivery
Seagate Exos X18 18TB 3.5" Enterprise SATA HDD/Hard Drive 7200rpm
£359.99
scan.co.uk
Delivery from £5.48
Don't forget your voucher code:
Report Illegal Concerns
You are about to report a violation based on the EU Digital Services Act (DSA).