Seagate Exos X18 internal hard drive 18 TB 7200 RPM 256 MB 3.5" Serial ATA III
Seagate Exos X18, 18 TB, 7200 RPM, 256 MB, 3.5", Serial ATA III
| Date | Price |
|---|---|
| 7 July 2026 | £939 |
| 7 July 2026 | £939 |
| 8 July 2026 | £939 |
| 14 July 2026 | £939 |
| 8 September 2026 | £1,035 |
| 12 September 2026 | £1,508 |
| 17 September 2026 | £1,596 |
| 26 September 2026 | £1,342 |
| 26 September 2026 | £1,119 |
| 29 September 2026 | £1,121 |
| 2 October 2026 | £1,113 |
Compare Seagate Exos X18 internal hard drive 18 TB 7200 RPM 256 MB 3.5" Serial ATA III prices UK
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Product Information
Exos X Series Hard Drives
The most scalable drives in the datasphere, Exos X series hard drives integrate the latest technology in support of a secure and reliable cloud data centre.
Scalable. Responsive. Innovative
Designed to handle the most rigorous workloads, the Seagate Exos X series enterprise class drives are perfect, high-reliability solutions for servers, storage systems, and business-centric NAS systems. Whatever your applications, there’s an Exos drive for it.
Exos X18
Designed for maximum storage capacity and the highest rack-space efficiency, delivering up to 18 TB capacity.
Product
- Name
- Seagate Exos X18 internal hard drive 18 TB 7200 RPM 256 MB 3.5" Serial ATA III
- Category
- Internal Hard Drives
- Brand
- Seagate
Weight & dimensions
- Width
- 101.8 mm
- Height
- 26.1 mm
- Depth
- 147 mm
- Weight
- 670 g
Power
- Power consumption (read)
- 9.4 W
- Power consumption (write)
- 6.4 W
- Power consumption (idle)
- 5.3 W
- Operating voltage
- 5 / 12 V
Operational conditions
- Operating temperature (T-T)
- 5 - 60 °C
- Operating vibration
- 2.27 G
- Operating shock
- 50 G
- Non-operating shock
- 200 G
Logistics data
- Harmonized System (HS) code
- 84717050
Features
- HDD capacity
- 18 TB
- HDD speed
- 7200 RPM
- HDD size
- 3.5"
- Interface
- Serial ATA III
- Type
- HDD
- Component for
- Server/workstation
- Storage drive buffer size
- 256 MB
- HDD interface transfer rate
- 6 Gbit/s
- HDD sustained transfer rate
- 258 MiB/s
- HDD average transfer rate
- 270 MB/s
- Average latency
- 4.16 ms
- Rotational Vibration (RV) sensors
- Yes
- 24/7 operation
- Yes
- Mean time between failures (MTBF)
- 2500000 h
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