Exos X18 - Seagate.com

1 Best-Fit ApplicationsScalable hyperscaleapplications/cloud data centersMassive scale-out data centresBig data applicationsHigh-capacity density RAID storageMainstream enterprise externalstorage arraysDistributed file systems, includingHadoop and CephEnterprise backup and restore D2D, virtual tapeCentralised surveillanceDATA SHEETS calable. Responsive. X18 seagate manufactures hard drives that specifically address thedemand for hyperscale cloud scalability. As the flagship of theSeagate X class, the exos X18 enterprise hard drives are thehighest-capacity hard drives in the Storage Capacity for Highest RackSpace EfficiencyMarket-leading 18 TB HDD offering the highest capacity available for more petabytesper rack1 Highly reliable performance with enhanced caching.

2 Making it the logical choice forcloud data centre and massive scale-out data centre applicationsHyperscale SATA model tuned for large data transfers and low latencyPowerBalance feature optimises Watts/TBMaximise total cost of ownership savings through lower power and weight withhelium sealed-drive designProven helium side-sealing weld technology for added handling robustness andleak protectionDigital environmental sensors to monitor internal drive conditions for optimaloperation and performanceData protection and security seagate Secure features for safe, affordable, fastand easy drive retirementProven enterprise-class reliability backed by 5-year limited warranty and rating1 Compared to 14 TB competitive productSpecificationsSATA 6 Gb/s12 Gb/s SASSATA 6 Gb/s12 Gb/s SASC apacity18TB18TB16TB16 TBStandard Model FastFormat (512e/4Kn)1ST18000NM000 JST18000NM004 JST16000NM000 JST16000NM004 JSED Model FastFormat (512e/4Kn)1,2ST18000NM001 JST18000NM005 JST16000NM001 JST16000NM005 JSED-FIPS FastFormat (512e/4Kn)1,2 ST18000NM007J ST16000NM007 JFeaturesHelium Sealed-Drive DesignYesYesYesYesConventional Magnetic Recording (CMR)YesYesYesYesProtection Information (T10 DIF)

3 Yes YesSuperParityYesYesYesYesLow HalogenYesYesYesYesPowerChoice Idle Power TechnologyYesYesYesYesPowerBalance Power/Performance TechnologyYesYesYesYesHot-Plug Support3 YesYesYesYesCache, Multi-segmented (MB)256256256256 Organic Solderability PreservativeYesYesYesYesRSA 3072 Firmware Verification (SD&D)YesYesYesYesReliability/Data IntegrityMean Time Between Failures (MTBF, hours)2,500,0002,500,0002,500,0002,500,0 00 Reliability Rating @ Full 24 7 Operation (AFR) Read Errors per Bits Read1 sector per 10E151 sector per 10E151 sector per 10E151 sector per 10E15 Power-On Hours per Year (24 7)8,7608,7608,7608,760512e Sector Size (Bytes per Sector)512512, 520, 528512512, 520, 5284Kn Sector Size (Bytes per Sector)4,0964,096, 4,160, 4,2244,0964,096, 4,160, 4,224 Limited Warranty (years)5555 PerformanceSpindle Speed (RPM)7,200 RPM7,200 RPM7,200 RPM7,200 RPMI nterface Access Speed (Gb/s) , , , , , , Sustained Transfer Rate OD (MB/s, MiB/s)270/258270/258261/249261/249 Random Read/Write 4K QD16 WCD (IOPS)170/550170/550170/550170/550 Average Latency (ms) PortsSingleDualSingleDualRotation Vibration @ 20-1500 Hz (rad/sec ) CONSUMPTIONIdle A (W) WMax Operating, Random Read/Write 4K/16Q (W) , , , , Supply Requirements+12 V and +5 V+12 V and +5 V+12 V and +5 V+12 V and +5 VEnvironmentalTemperature, Operating ( C)5 C 60 C5 C 60 C5 C 60 C5 C 60 CVibration, Non-operating.

4 2 to 500 Hz (Grms) , Operating 2 ms (Read/Write) (Gs)50505050 Shock, Non-operating 2 ms (GS)200200200200 PhysicalHeight (mm/in, max) inWidth (mm/in, max) inDepth (mm/in, max)4147 in147 in147 in147 inWeight (lb/g)670 lb670 lb670 lb670 lbCarton Unit Quantity20202020 Cartons per Pallet / Cartons per Layer40/840/840/840/81 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 improvedperformance in 4Kn Self-Encrypting Drives (SED) and FIPS 140-2 Validated drives available through franchised authorised distributors. May require TCG-compliant host or controller Supports Hotplug operation per Serial ATA Revision specification4 These base deck dimensions conform to the Small Form Factor Standard (SFF-8301) found at For connector-related dimensions, see 2020 seagate Technology LLC.

5 All rights reserved. seagate , seagate Technology, and the Spiral logo are registered trademarks of seagate Technology LLC in the United States and/or other countries. exos ,the exos logo, FastFormat, PowerBalance, PowerChoice, and seagate Secure are either trademarks or registered trademarks of seagate Technology LLC or one of its affiliated companies in the United Statesand/or other countries. All other trademarks or registered trademarks are the property of their respective owners. When referring to drive capacity, one gigabyte, or GB, equals one billion bytes; and oneterabyte, or TB, equals one trillion bytes. Your computer s operating system may use a different standard of measurement and report a lower capacity. In addition, some of the listed capacity is used forformatting and other functions, and thus will not be available for data storage.

6 Actual data rates may vary depending on operating environment and other factors, such as chosen interface and disk capacity. Theexport or re-export of seagate hardware or software is regulated by the Department of Commerce, Bureau of Industry and Security (for more information, visit ), and may be controlled forexport, import and use in other countries. seagate reserves the right to change, without notice, product offerings or specifications. July 2020