Твърд диск 1TB HGST Ultrastar 7K2000, SATA 6Gb/s, 7200 rpm, 32 MB, 3.5" (8.89 cm)

HGST Ultrastar 7K2000
HUA722010CLA630

For performance, capacity and low power-consumption, the Ultrastar® A7K2000 satisfies needs of cost-conscious online transaction processing (OLTP) environments. Operating at 7200 RPM, it outperforms slower-RPM, capacity drives. The innovative Rotational Vibration Safeguard (RVS) sensor technology optimizes drive reliability in multi-drive RAID arrays and rack-mounted systems. Engineered for the highest quality, the Ultrastar A7K2000 passes stringent reliability testing. The ultra-reliable Ultrastar A7K2000 deliver the value you need to lower your data center's TCO.

Highlights
• Up to 1 terabyte1 of capacity
• Enhanced Rotational Vibration Safeguard (RVS) for robust performance in multi-drive environments
• 24x7 enterprise-class duty cycle
• Targeted 1.2 million hours MTBF2
• 3Gb/s & 6Gb/s SATA for configuration flexibility

Applications/Environments

• Cloud storage
• Massive Scale Out (MSO)
• Data warehousing & mining
• Disk-to-disk backup & archiving
• RAID arrays
• Network Attached Storage (NAS)


InterfaceSATA 6Gb/s
Capacity (GB)1TB

Sector Size (Variable, Bytes/sector)512
Max Areal Density (Gbits/sq. in.)352

Performance
Data Buffer (MB)32
Rotational Speed (RPM)7200
Interface Transfer Rate (MB/sec, max)600
Sustained Transfer Rate (MB/sec, typ.)134
Seek Time (read, ms, typical)8.5

Reliability
Error Rate (non-recoverable, bits read)1 in 10^15
MTBF (M hours)1,200,000
Load/Unload Cycles300,000 (at 40ºC)
Availability (hrs/day x days/wk)24x7
Acoustics
Idle (Bels)2.4

Power
Requirement+5 VDC (+/-5%) +12 VDC (+10%/-8%)
Operating (W, typical)8.4
Startup Current (A, max)2.0 (+12V), 1.2 (+5V)
Read/Write (W, avg)8.4
Idle (W)3.9
Power Consump. Efficiency Index (W/GB)0.0039 / 0.0078

Physical Size
Z-Height (mm)26.1
Dimensions (width x depth, mm)101.6(+/-0.25) x 147
Weight (g, max)680

Environmental (operating)
Ambient Temperature5° to 60°C
Shock (half-sine wave)70
Vibration (5 to 500 Hz)0.67(XYZ)(G RMS 5 to 500Hz)
Environmental (non-operating)
Ambient Temperature-40° to 70°C
Shock (half-sine wave)350

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