HGST Ultrastar C10K147 73GB SAS 20PK 0B21947-20PK Leaflet

Interface

3 Gb/s SAS

Capacity 

1

147 GB / 73 GB 

Sector size (variable, Bytes/sector)

512-528 (4 byte incr.)

Recording zones

20

Data heads (physical)

4 / 2

Data Disks

2 / 1

Max. areal density (Gbits/sq. in.)

137

Data buffer (MB) 

2

16

Rotational speed (RPM)

10,000

Latency average (ms)

3.0

Media transfer rate (Mbits/sec, max)

1057  

Interface transfer rate (MB/sec, max)

300

Sustained transfer rate (MB/sec, typ.)

89 - 55 (zone 0-19)

Seek time (read, ms, typical) 

3

3.7

Reliability
Error rate (non-recoverable, bits read)

1 in 10

16

Start/stops

50,000

Idle (Bels)

2.9

Power
Requirement

+5 VDC (+/-5%), +12 VDC (+/-5%)

Operating, (W, typical)

9.0 / 8.4 

Idle (W)

5.9 / 5.3

Power consump. efficiency index (W/GB)

0.040 / 0.072

Physical size
z-height (mm)

14.8

Dimensions (width x depth, mm)

70.1 x 100.6

Weight (g, max)

227

Ambient temperature

5

o

 to 55

o 

C

Shock (half-sine wave)

30 G (2ms)

Vibration, random (G RMS 5 to 500 Hz)

1.2, all axes

Ambient temperature

-40

o

 to 70

o 

C

Shock (half-sine wave)

300 G (2ms)

Vibration, random (G RMS 5 to 500 Hz)

1.04, all axes

1  One GB is equal to one billion bytes; accessible capacity may be less

2  Portion of buffer capacity used for drive firmware

3  Excludes command overhead 

Ultrastar C10K147 Specifications

How to read the Ultrastar model number
HUC101414CSS300 = 147 GB, 3 Gb/s SAS
H  = Hitachi
U  = Ultrastar
C  = Compact (vs S for Standard)
10 = 10,000 RPM
14 = Full capacity — 147 GB
14 = Capacity this model 14 =147 GB (73 = 73 GB)
C  = Generation code
S  = 14.8mm z-height
S3 = Interface, 3 Gb/s SAS
0  = Reserved
0  = Reserved

Information and Technical Support
www.hitachigst.com (Main Web site)
www.hitachigst.com/partners (Reseller Web site

)

support_usa@hitachigst.com 
Toll free: 1 888 426-5214, Direct: 1 507 322-2370
Asia Pacific

support_ap@hitachigst.com / 65 6840 9595
EMEA and UK

support_uk@hitachigst.com / 44 20 7133 0032
Germany

support_uk@hitachigst.com / 49 6929 993601

Hitachi quality and service

Hitachi’s Ultrastar C10K147 extends the 
company’s long-standing tradition of perfor-
mance and reliability leadership. A balanced 
combination of new and proven technologies 
enables high reliability and availability to 
customer data. Ultrastar quality, performance, 
and world class technical support and service 
provides customers with a lower total cost of 
ownership over previous generations.  

Hitachi drives are backed by an array of techni-
cal support and services, which may include 
customer and integration assistance. Hitachi is 
dedicated to providing a breadth of hard disk 
drive solutions to satisfy all of today’s demand-
ing computing needs.

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References in this publication to Hitachi Global Storage Technologies’ products, programs, or services do not imply that Hitachi Global 
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Product specifications provided are sample specifications and do not constitute a warranty. Information is true as of the date of  
publication and is subject to change. Actual specifications for unique part numbers may vary. Please visit the Support section of our 
website, www.hitachigst.com/support, for additional information on product specifications. Photographs may show design models.

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Produced in the United States 4/07. All rights reserved.

Ultrastar™ is a trademark of Hitachi Global Storage Technologies.