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£399.55
£332.96
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18 TB, 3.5", 7200 RPM, SAS, 270 MB/s, Helium
- Market-leading 18 TB HDD offering the highest capacity available for more petabytes per rack
- Highly reliable performance with enhanced caching, making it the logical choice for cloud data centre and massive scale-out data centre applications
- Hyperscale SATA model tuned for large data transfers and low latency PowerBalanceTM feature optimises Watts/TB
- Maximise total cost of ownership savings through lower power and weight with helium sealed-drive design
- Proven helium side-sealing weld technology for added handling robustness and leak protection
- Digital environmental sensors to monitor internal drive conditions for optimal operation and performance
- Data protection and security — Seagate SecureTM features for safe, affordable, fast and easy drive retirement
| Component for | Disk array |
|---|---|
| SKU | ST18000NM004J |
| EAN | 8719706020480 |
| Manufacturer | Seagate |
| Availability | Y |
| Product Family | Enterprise |
| Product Series | Exos X18 |
| Product Manuals (HTML) |
View Manual |
| PDF URLs |
View PDF View PDF |
Seagate manufactures hard drives that specifically address the demand for hyperscale cloud scalability. As the flagship of the Seagate® X class, the Exos® X18 enterprise hard drives are the highest-capacity hard drives in the fleet.
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 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.
| Hard drive | |
|---|---|
| Component for | Disk array |
| HDD sustained transfer rate | 258 MiB/s |
| HDD interface transfer rate | 12 Gbit/s |
| HDD average transfer rate | 270 MB/s |
| Average latency | 4.16 ms |
| Mean time between failures (MTBF) | 2500000 h |
| Hot-swap | Yes |
| HDD speed | 7200 RPM |
| HDD size | 3.5" |
| HDD capacity | 18 TB |
| Features | |
| Type | HDD |
| Component for | Disk array |
| HDD sustained transfer rate | 258 MiB/s |
| HDD interface transfer rate | 12 Gbit/s |
| HDD average transfer rate | 270 MB/s |
| Interface | SAS |
| Average latency | 4.16 ms |
| Mean time between failures (MTBF) | 2500000 h |
| Hot-swap | Yes |
| HDD speed | 7200 RPM |
| HDD size | 3.5" |
| HDD capacity | 18 TB |
| Storage drive buffer size | 256 MB |
| Rotational Vibration (RV) sensors | Yes |
| Power | |
| Power consumption (write) | 7 W |
| Power consumption (read) | 9.9 W |
| Power consumption (idle) | 5.8 W |
| Operating voltage | 5 / 12 V |
| Operational conditions | |
| Operating temperature (T-T) | 5 - 60 °C |
| Operating shock | 50 G |
| Non-operating vibration | 2.27 G |
| Non-operating shock | 200 G |
| Technical details | |
|---|---|
| Harmonized System (HS) code | 84717050 |
| Interface | SAS |
| Mean time between failures (MTBF) | 2500000 h |
| Hot-swap | Yes |
| Weight & dimensions | |
| Width | 101.8 mm |
| Weight | 670 g |
| Height | 26.1 mm |
| Depth | 147 mm |
| Logistics data | |
| Harmonized System (HS) code | 84717050 |
| Other features | |
| Interface | SAS |
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|---|---|---|---|---|---|---|
| SKU |
ST18000NM004J
|
7XB7A00050
|
4XB7A13555
|
WD161KRYZ
|
ST18000NM000J
|
ST16000NM004J
|
| Manufacturer |
Seagate
|
Lenovo
|
Lenovo
|
Western Digital
|
Seagate
|
Seagate
|
| HDD capacity |
over 2.5 TB
|
≈ 2 TB
|
≈ 2 TB
|
over 2.5 TB
|
over 2.5 TB
|
over 2.5 TB
|
| Interface |
SAS
|
N/A
|
Serial ATA III
|
Serial ATA
|
Serial ATA III
|
SAS
|
| Type |
HDD
|
N/A
|
HDD
|
HDD
|
HDD
|
HDD
|
| HDD speed |
7200RPM to 10000RPM
|
7200RPM to 10000RPM
|
7200RPM to 10000RPM
|
7200RPM to 10000RPM
|
7200RPM to 10000RPM
|
7200RPM to 10000RPM
|
| HDD size |
3.5 "
|
3.5 "
|
3.5 "
|
3.5 "
|
3.5 "
|
3.5 "
|
| Component for |
Disk array
|
Server/workstation
|
Server/workstation
|
PC
|
Disk array
|
Server/workstation
|