Seagate Exos X20 18TB Internal Hard Drive - 3.5 Inch Hyperscale SATA 6GB/s HDD, 7,200 RPM, 2.5M MTBF, 512e and 4Kn FastFormat, Low Latency with Enhanced Caching (ST18000NM003D)
Browse: Hard Disk Drives (HDD) 18TB drives
HDD 3.5" 18 TB New
£621.90
£34.55 / TB
down vs 24h ago
Buy now on Amazon.co.uk
Affiliate link. Price shown is the latest we recorded — always check the live price on Amazon.
Price history
Full Amazon / New / Used price history, last 12 months. Source: Keepa.
Price insights
£621.90Current price
Averages — arrows compare the current price to each average (▲ above / ▼ below).
£660.3430-day average
▼ 5.8%
£658.4990-day average
▼ 5.6%
£684.56180-day average
▼ 9.2%
£561.12365-day average
▲ 10.8%
Lows & highs
£232.39All-time low · 31 May 2023
£1,069.55All-time high · 17 Jul 2026
£358.5712-month low · 19 Oct 2025
£1,069.5512-month high · 17 Jul 2026
Currently 6% below its 90-day average — a good time to buy.
Popularity on Amazon
#47,370Amazon bestseller rank (main category)
Description
SCALE: Run Big Data applications for very large scale requirements
EFFICIENCY: Consistent performance with low latency and repeatable response times through improved caching
HIGH CAPACITY: Supports data analysis and other dense architectures for maximum rack efficiency
COST EFFICIENT: Optimises total cost of ownership by reducing cost per terabyte
RELIABILITY: 2.5 million hour MTBF and 5-year limited warranty ensure maximum reliability
Specifications
| ASIN | B09MWLJ1P5 |
| Brand | Seagate |
| Capacity | 18 TB |
| Technology | HDD |
| Form Factor | 3.5" |
| Condition | New |