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Western Digital Ultrastar DC HC520 12TB 7200 RPM

100% Genuine
1 orders in last 30 days.
WESTERN DIGITAL

23,600 34,160

You Save: 10,560
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FEATURES

Provides 50% more capacity than 8TB drives
52% lower idle W/TB than 8TB Ultrastar air-filled drives
• More accurate head positioning, especially in multi-drive environments, for better performance, data integrity and reliability
Maintains drive performance in high rotational vibration environments and multi-drive systems
Better random write performance
Dramatically improves RAID recovery time and maintains system performance during recovery
Provides compatibility with high-performance data centers
Improves response time and data management
Retains previous firmware version for safe firmware updates, verified with an RSA signature
Industry’s highest reliability rating for Capacity
Enterprise HDD for fewer failures/less service needs
Industry’s best for enterprise-class hard drives
Enables swift and efficient drive redeployment and retirement
Hardware-based encryption protects data from unauthorized use (TCG SAS options)

Weight 2 kg
Brand

WESTERN DIGITAL

Storage

Model HUH721212ALE604
Configuration 
Interface SATA 6Gb/s
Capacity (TB) 12TB
Format: Sector size (bytes) 4Kn: 4096, 512e: 512
Max. Areal density (Gbits/sq. in.) 864
Performance 
Data buffer(MB) 256
Rotational speed (RPM) 7200
Latency average (ms) 4.16
Interface transfer rate (MB/s, max) 600
Sustained transfer rate5 (MiB/s, typical)
,(MB/s, typical)
243,255
Seek time (read/write, ms, typical) 8.0/8.6
Reliability
Error rate (non-recoverable, bits read) 1 in 10
Load/Unload cycles (at 40ºC) 600,000
Availability (hrs/day x days/wk) 24×7
MTBF (M hours) 2.5
Annualized Failure Rate (AFR) 0.35%
Acoustics
Idle (Bels, typical) 2.0/3.6
Power
Requirement +5 VDC, +12VDC
Operating 6.9
Idle (W) 5.0
Power consumption efficiency at Idle (W/TB),(Watts/TB),(Watts/GB) 0.42,0.00042
Physical size
z-height (mm) 26.1
Dimensions (width x depth, mm) 101.6 (+/-0.25) x 147
Environmental (Operating)
Ambient temperature 5º to 60ºC
Shock half-sine wave 2 ms, G) 70
Vibration (G RMS 5 to 500 Hz) 0.67 (XYZ)
Environmental (Non-Operating)
Ambient temperature -40º to 70ºC
Shock (half-sine wave, G) 300 (2ms) / 150 (11ms)
Random vibration (G RMS 2 to 200 Hz) 1.04 (XYZ)
Warranty 5 Years
Note ***Features, Price and Specifications are subject to change without notice.

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