Hitachi Ultrastar C10K1800 2.5 1.8TB 128MB 10000rpm SAS HUC101818CS4200 0B27978

HGST Ultrastar C10K1800
HUC101818CS4200

When you need to access to a lot of data, fast -- count on the compact, high-performance Ultrastar® C10K1800 enterprise-class HDD. Delivering up to 1.8TB of capacity, the drive helps you manage data growth in a smaller footprint. Innovations in performance give you the speed you are looking for: 12Gb/s SAS interface delivers high transfer rates between host and drive. Non-volatile media cache accelerates write performance even at high workloads and helps improve reliability and data integrity during unexpected power loss. With a 2M hour MTBF reliability rating and a 5-year warranty, you can trust your mission critical data to the high-performance Ultrastar C10K1800.

Interface SAS 12Gb/s
Capacity (GB)1.8TB
Recording Zones 40
Data Heads (physical)8 / 6 / 4 / 3 / 2
Data Disks 4 / 3 / 2 / 2 / 1
Sector Size (Variable, Bytes/sector)4096-Byte (512e, 4Kn)
Max Areal Density (Gbits/sq. in. )620

Performance
Data Buffer (MB)128
Rotational Speed (RPM)10,520
Latency Average (ms)2.85
Interface Transfer Rate (MB/sec, max)1200
Sustained Transfer Rate (MB/sec, typ. )146 to 247
Seek Time (read, ms, typical)3.3-3.7 / 3.8-4.4

Reliability
Error Rate (non-recoverable, bits read)1 in 10^16
MTBF (M hours)2
Availability (hrs/day x days/wk)24x7
Acoustics
Idle (Bels)3.43. 4

Power
Requirement+5 VDC (+/-5%), +12 VDC (+/-5%)+5 VDC (+/-5%), +12 VDC (+/-5%)
Operating (W, typical)6.6 / 6.5 / 5.9 / 5.77. 4 / 6.7 / 6.2 / 6.2 / 5.9
Active Idle (W, avg)4.7 / 4.7 / 4.3 / 3.95. 1 / 4.8 / 4.3 / 4.3 / 3.9
Performance Idle (W, avg)0.003 (1.8TB)
Idle (W)0.0042 (1.2TB)

Physical Size
Z-Height (mm)1515
Dimensions (width x depth, mm)70.1 x 100.45
Weight (g, max)227

Environmental (operating)
Ambient Temperature5° to 55° C
Shock (half-sine wave)60G60G
Vibration (5 to 500 Hz)0.4, all axes
Environmental (non-operating)
Ambient Temperature-40° to 70° C
Shock (half-sine wave)300G
Vibration (5 to 500 Hz)1.5, all axes