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product page	view details	view details	view details	view details	view details	view details	view details	view details	view details	view details	view details	view details
price	R 5,599.01	R 5,999.00	R 6,198.99	R 8,599.00	R 9,599.00	R 8,498.99	R 10,599.00	R 9,099.00	R 7,899.01	R 8,999.00	R 9,499.00	R 10,798.99
model	ST2000NX0253	Exos X16 10TB / ST10000NM001G	Exos X16 12TB / ST12000NM001G	Exos X18 16TB SAS / ST16000NM004J	Exos X18 16TB SATA SED / ST16000NM001J	Exos X18 18TB SATA / ST18000NM000J	Exos X18 18TB SATA SED / ST18000NM001J	Exos X18 18TB SAS / ST18000NM004J	Exos X18 10TB SATA SED / ST10000NM020G	Exos X18 14TB SATA / ST14000NM000J	Exos X18 12TB SAS / ST12000NM004J	Exos X20 20TB / ST20000NM003D
name	Exos 7E2000 2TB NAS Hard Drive (ST2000NX0253)	Exos X16 10TB 3.5" SATA Enterprise Internal Hard Drive (ST10000NM001G)	Exos X16 12TB 3.5" SATA Enterprise Internal Hard Drive (ST12000NM001G)	Exos X18 16TB 3.5" SAS Enterprise Internal Hard Drive (ST16000NM004J)	Exos X18 16TB 3.5" SATA SED Enterprise Hard Drive (ST16000NM001J)	Exos X18 18TB 3.5" SATA Enterprise Internal Hard Drive (ST18000NM000J)	Exos X18 18TB 3.5" SATA SED Enterprise Hard Drive (ST18000NM001J)	Exos X18 18TB 3.5" SAS Enterprise Internal Hard Drive (ST18000NM004J)	Exos X18 10TB 3.5" SATA SED Enterprise Hard Drive (ST10000NM020G)	Exos X18 14TB 3.5" SATA Enterprise Internal Hard Drive (ST14000NM000J)	Exos X18 12TB 3.5" SAS Enterprise Internal Hard Drive (ST12000NM004J)	Exos X20 20TB 3.5" SAS SED Enterprise Hard Drive (ST20000NM003D)
details	* SATA3 * 2.5" form factor * 7200rpm * 128MB Cache * Drive Format: 512e	* SATA III 6 Gb/s Interface * 512e * 256MB Cache * Max. Sustained Transfer Rate: 245 MB/s * Mean Time Between Failures (MTBF, hours): 2.5 Million * 8760 Power-On Hours per Year	* SATA III 6 Gb/s Interface * 512e * 256MB Cache * Max. Sustained Transfer Rate: 245 MB/s * Mean Time Between Failures (MTBF, hours): 2.5 Million * 8760 Power-On Hours per Year	* 12 Gb/s SAS * 7200 RPM * 512e/4Kn Sector Size (Bytes per Sector) * Cache, Multi-segmented (MB): 256 MB * Max. Sustained Transfer Rate OD (MB/s, MiB/s): 270/258 * Dual Interface Ports * MTBF: 2,500,000 * Power-On Hours per Year (24×7): 8,760	* SATA 6 Gb/s * 7200 RPM * 512e/4Kn Sector Size (Bytes per Sector) * Cache, Multi-segmented (MB): 256 MB * Max. Sustained Transfer Rate OD (MB/s, MiB/s): 270/258 * Single Interface Ports * MTBF: 2,500,000 * Power-On Hours per Year (24×7): 8,760	* SATA 6 Gb/s * 7200 RPM * 512e/4Kn Sector Size (Bytes per Sector) * Cache, Multi-segmented (MB): 256 MB * Max. Sustained Transfer Rate OD (MB/s, MiB/s): 270/258 * Single Interface Ports * MTBF: 2,500,000 * Power-On Hours per Year (24×7): 8,760	* SATA 6 Gb/s * 7200 RPM * 512e/4Kn Sector Size (Bytes per Sector) * Cache, Multi-segmented (MB): 256 MB * Max. Sustained Transfer Rate OD (MB/s, MiB/s): 270/258 * Single Interface Ports * MTBF: 2,500,000 * Power-On Hours per Year (24×7): 8,760	* 12 Gb/s SAS * 7200 RPM * 512e/4Kn Sector Size (Bytes per Sector) * Cache, Multi-segmented (MB): 256 MB * Max. Sustained Transfer Rate OD (MB/s, MiB/s): 270/258 * Dual Interface Ports * MTBF: 2,500,000 * Power-On Hours per Year (24×7): 8,760	* SATA 6 Gb/s * 7200 RPM * 512e/4Kn Sector Size (Bytes per Sector) * Cache, Multi-segmented (MB): 256 MB * Max. Sustained Transfer Rate OD (MB/s, MiB/s): 270/258 * Single Interface Ports * MTBF: 2,500,000 * Power-On Hours per Year (24×7): 8,760	* SATA 6 Gb/s * 7200 RPM * 512e/4Kn Sector Size (Bytes per Sector) * Cache, Multi-segmented (MB): 256 MB * Max. Sustained Transfer Rate OD (MB/s, MiB/s): 270/258 * Single Interface Ports * MTBF: 2,500,000 * Power-On Hours per Year (24×7): 8,760	* 12 Gb/s SAS * 7200 RPM * 512e/4Kn Sector Size (Bytes per Sector) * Cache, Multi-segmented (MB): 256 MB * Max. Sustained Transfer Rate OD (MB/s, MiB/s): 270/258 * Dual Interface Ports * MTBF: 2,500,000 * Power-On Hours per Year (24×7): 8,760	* SAS 12Gb/s * FastFormat (512e/4Kn) * 7200RPM * 256MB Cache * Max. Sustained Transfer Rate: 285 MB/s * (MTBF, hours): 2,500,000 * Helium Sealed-Drive Design * Conventional Magnetic Recording (CMR) * SuperParity, Low Halogen * PowerChoice Idle Power Technology, PowerBalance Power/Performance Technology * Hot-Plug Support * Organic Solderability Preservative * RSA 3072 Firmware Verification (SD&D)
warranty	5 years	5 years	5 years	5 years	5 years	5 years	5 years	5 years	5 years	5 years	5 years	5 years
General
Model		Exos X16 10TB	Exos X16 12TB	Exos X18 16TB SAS	Exos X18 16TB SATA SED	Exos X18 18TB SATA	Exos X18 18TB SATA SED	Exos X18 18TB SAS	Exos X18 10TB SATA SED	Exos X18 14TB SATA	Exos X18 12TB SAS	Exos X20 20TB
Product Line	Exos 7E2000	Exos X16	Exos X16	Exos X18	Exos X18	Exos X18	Exos X18	Exos X18	Exos X18	Exos X18	Exos X18	Exos X20
Drive Type	NAS	Desktop	Desktop	Server	Desktop	Desktop	Desktop	Server	Desktop	Desktop	Server	Desktop
SSHD	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>
Form Factor	2.5 inch	3.5 inch	3.5 inch	3.5 inch	3.5 inch	3.5 inch	3.5 inch	3.5 inch	3.5 inch	3.5 inch	3.5 inch	3.5 inch
Capacity	2 TB	10 TB	12 TB	16 TB	16 TB	18 TB	16 TB	18 TB	10 TB	14 TB	12 TB	20 TB
Interface	SATA3	SATA3	SATA3	SAS	SATA3	SATA3	SATA3	SAS	SATA3	SATA3	SAS	SATA3
Drive Format	512e	512e	512e	512e 4Kn	4Kn 512e	4Kn 512e	4Kn 512e	512e 4Kn	4Kn 512e	4Kn 512e	512e 4Kn	512e 4Kn
Self Encrypting Drive (SED)	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>
Certification	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>
Performance
Rotational Speed	7200 rpm	7200 rpm	7200 rpm	7200 rpm	7200 rpm	7200 rpm	7200 rpm	7200 rpm	7200 rpm	7200 rpm	7200 rpm	7200 rpm
Cache Size	128 MB	256 MB	256 MB	256 MB	256 MB	256 MB	256 MB	256 MB	256 MB	256 MB	256 MB	256 MB
Average Latency	4.16 msec	4.16 msec	4.16 msec	4.16 msec	4.16 msec	4.16 msec	4.16 msec	4.16 msec	4.16 msec	4.16 msec	4.16 msec	4.16 msec
Data Rate	136 MB/s	245 MB/s	245 MB/s	270 MB/s	270 MB/s	270 MB/s	270 MB/s	270 MB/s	270 MB/s	270 MB/s	270 MB/s	285 MB/s
Random read seek time	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>
Random write seek time	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>
Thickness	<not specified>	26.1 mm	26.1 mm	26.1 mm	26.1 mm	26.1 mm	26.1 mm	26.1 mm	26.1 mm	26.1 mm	26.1 mm	26.1 mm
Optional Accessories
Rescue Plan	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>	<not specified>