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Seagate Exos X18 3.5-Inch Internal 512e/4Kn SAS Enterprise Hard Drive
Scalable. Responsive. Innovative.


Seagate Exos X18 3.5-Inch Internal 512e/4Kn SAS Enterprise Hard Drive

Seagate Products
Seagate Exos X18 3.5-Inch Enterprise Hard Drives - 512e/4Kn SAS
Seagate Exos X18 3.5-Inch Internal 512e/4Kn SAS Enterprise Hard Drive - 16 TB
FastFormat 512-Emulation/4K Native Format, 256MB Cache, 7200RPM, 12Gb/s SAS Interface, 5 Years Limited Warranty
#ST16000NM000J
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Seagate Exos X18 3.5-Inch Internal 512e/4Kn SAS Enterprise Hard Drive - 18 TB
FastFormat 512-Emulation/4K Native Format, 256MB Cache, 7200RPM, 12Gb/s SAS Interface, 5 Years Limited Warranty
#ST18000NM000J
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Seagate Exos X18 3.5-Inch Enterprise Hard Drives - 512e/4Kn SAS SED
Seagate Exos X18 3.5-Inch Internal 512e/4Kn SAS SED Enterprise Hard Drive - 16 TB
FastFormat 512-Emulation/4K Native Format, 256MB Cache, 7200RPM, 12Gb/s SAS Interface, Self-Encrypting Drive (SED), 5 Years Limited Warranty
#ST16000NM001J
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Seagate Exos X18 3.5-Inch Internal 512e/4Kn SAS SED Enterprise Hard Drive - 18 TB
FastFormat 512-Emulation/4K Native Format, 256MB Cache, 7200RPM, 12Gb/s SAS Interface, Self-Encrypting Drive (SED), 5 Years Limited Warranty
#ST18000NM001J
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Seagate Exos X18 3.5-Inch Enterprise Hard Drives - 512e/4Kn SAS SED-FIPS
Seagate Exos X18 3.5-Inch Internal 512e/4Kn SAS SED-FIPS Enterprise Hard Drive - 16 TB
FastFormat 512-Emulation/4K Native Format, 256MB Cache, 7200RPM, 12Gb/s SAS Interface, SED-FIPS, 5 Years Limited Warranty
#ST16000NM007J
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Seagate Exos X18 3.5-Inch Internal 512e/4Kn SAS SED-FIPS Enterprise Hard Drive - 18 TB
FastFormat 512-Emulation/4K Native Format, 256MB Cache, 7200RPM, 12Gb/s SAS Interface, SED-FIPS, 5 Years Limited Warranty
#ST18000NM007J
Get a Quote!

 

Exos EnterpriseOverview:

Scalable. Responsive. Innovative.

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.

Best-Fit Applications

  • Scalable hyperscale applications/cloud data centers
  • Massive scale-out data centers
  • 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
  • Centralized surveillance

Features:

Maximum Storage Capacity for Highest Rack Space Efficiency

Market-leading 18TB HDD offering the highest capacity available for more petabytes per rack1


Highly reliable performance with enhanced caching, making it the logical choice for cloud data center and massive scale-out data center applications


Hyperscale SAS model tuned for large data transfers and low latency


PowerBalance™ feature optimizes Watts/TB


Maximize 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


Proven enterprise-class reliability backed by 5-year limited warranty and 2.5M-hr MTBF rating


1 Compared to 14TB competitive product.

Specifications:


Specifications 18TB 16TB
Standard Model FastFormat™ (512e/4Kn)1 ST18000NM004J ST18000NM004J
SED Model FastFormat (512e/4Kn)1,2 ST18000NM005J ST16000NM005J
SED-FIPS FastFormat (512e/4Kn)1,2 ST18000NM007J ST16000NM007J
Features
Interface 12Gb/s SAS 12Gb/s SAS
Helium Sealed-Drive Design Yes Yes
Protection Information (T10 DIF)
SuperParity Yes Yes
Low Halogen Yes Yes
PowerChoice™ Idle Power Technology Yes Yes
PowerBalance™ Power/Performance Technology Yes Yes
Hot-Plug Support3 Yes Yes
Cache, Multisegmented (MB) 256 256
Organic Solderability Preservative Yes Yes
RSA 2048 Firmware Verification (SD&D) Yes Yes
Reliability / Data Integrity
Mean Time Between Failures (MTBF, hours) 2,500,000hr 2,500,000hr
Reliability Rating @ Full 24×7 Operation (AFR) 0.35% 0.35%
Nonrecoverable Read Errors per Bits Read 1 sector per 10E15 1 sector per 10E15
Power-On Hours per Year (24×7) 8760 8760
512e Sector Size (Bytes per Sector) 512, 520, 528 512, 520, 528
4Kn Sector Size (Bytes per Sector) 4096, 4160,4224 4096, 4160,4224
Limited Warranty (years) 5 5
Performance
Spindle Speed (RPM) 7200RPM 7200RPM
Interface Access Speed (Gb/s) 12.0, 6.0, 3.0 12.0, 6.0, 3.0
Max. Sustained Transfer Rate OD (MB/s,MiB/s) 270/258 261/249
Random Read/Write 4K QD16 WCD (IOPS) 170/550 170/550
Average Latency (ms) 4.16 4.16
Interface Ports Dual Dual
Rotation Vibration @ 1500 Hz (rad/s²) 12.5 12.5
Power Consumption
Idle A (W) Average 5.8W 5.8W
Max Operating, Random Read/Write 4K/16Q (W) 9.9, 7.0 9.9, 7.0
Power Supply Requirements +12 V and +5 V +12 V and +5 V
Environmental/Temperature
Temperature, Operating (°C) 5°C – 60°C 5°C – 60°C
Vibration, Nonoperating: 2 to 500Hz (Grms) 2.27 2.27
Shock, Operating 2ms (Read/Write) (Gs) 50 50
Shock, Nonoperating, 2ms (Gs) 200 200
Physical
Height (mm/in, max)4 26.1mm/1.028in 26.1mm/1.028in
Width (mm/in, max)4 101.85mm/4.010in 101.85mm/4.010in
Depth (mm/in, max)4 147.0mm/5.787in 147.0mm/5.787in
Weight (g/lb) 670g/1.477lb 670g/1.477lb
Carton Unit Quantity 20 20
Cartons per Pallet/Cartons per Layer 40 / 8 40 / 8

1 FastFormat models ship in 512e format state. When switching from 512e to 4Kn by executing the FastFormat routine, all data on the drive will be deleted. Note that data must be aligned to 4K sectors to see improved performance in 4Kn fomat.
2 Self-Encrypting Drives (SED) and FIPS 140-2 Validated drives available through franchised authorized distributors. May require TCG-compliant host or controller support.
3 Supports Hotplug operation per Serial ATA Revision 3.3 specification
4 These base deck dimensions conform to the Small Form Factor Standard (SFF-8301) found at www.sffcommittee.org. For connector-related dimensions, see SFF-8323.

Documentation:

Download the Seagate Exos X18 3.5-Inch Enterprise HDD Datasheet (.PDF)