Seagate Exos X18 18TB 3.5" SATA 512E/4Kn 7200RPM Enterprise Hard Drive

SeagateSKU: ST18000NM000J


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Sale price$790.00

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Exos X18
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.

Maximum Storage Capacity for Highest Rack Space Efficiency
- 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
- PowerBalance™ 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 Secure™ features for safe, affordable, fast and easy drive retirement

Best-Fit Applications

- Scalable hyperscale applications/cloud data centres
- Massive scale-out data centres
- Big data applications
- High-capacity density RAID storage
- Mainstream enterprise external storage arrays
- Distributed file systems, including Hadoop and Ceph
- Enterprise backup and restore —D2D, virtual tape
- Centralised surveillance


Brand Name

- Seagate

Product Number

- ST18000NM000J


- 18 TB


- Helium Sealed-Drive Design
- Conventional Magnetic Recording (CMR)
- SuperParity
- Low Halogen
- PowerChoice Technology
- PowerBalance Technology
- Hot-Plug Support
- Organic Solderability Preservative
- RSA 3072 Firmware Verification

Cache, Multisegmented (MB)

- 256

Mean Time Between Failures (MTBF, hours)

- 2,500,000

Reliability Rating @ Full 24×7 Operation (AFR)

- 0.35%

Nonrecoverable Read Errors per Bits Read

- 1 Sector per 1015

Power-On Hours per Year (24×7)

- 8760

512e Sector Size (Bytes per Sector)

- 512

4Kn Sector Size (Bytes per Sector)

- 4096

Spindle Speed (RPM)

- 7200

Interface Access Speed (Gb/s)

- 6.0
- 3.0

Max Sustainable Transfer Rate

- 270/258

Random Rewad/Write 4K QD03 WCD (IOPS)

- 170/550

Average Latency (ms)

- 4.16

Interface Ports

- Single

Rotational Vibration @ 20-1500Hz (rad/sec)

- 12.5

Idle A (W) Average

- 5.1W

Max Operating, Random Read/Write 4K/16Q (W)

- 9.4, 6.4

Power Supply Requirements

- +12 V and +5 V

Temperature, Operating (°C)

- 5°C - 60°C

Vibration, Nonoperating: 2 to 500Hz (Grms)

- 2.27

Shock, Operating Read/Write (Gs)

- 50

Shock, Nonoperating, 1ms/2ms (Gs)

- 200

Height (in/mm, max)

- 26.1 mm/1.028 in

Width (in/mm, max)

- 101.85 mm/4.01 in

Depth (in/mm, max)

- 147 mm/5.787 in

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