Western Digital Ultrastar DC HC320 0B36412 / HUS728T8TAL5205 / 8TB SED-FIPS 3.5" 12Gbps 7.2K 512e Enterprise SE SAS Hard Drive

Capacity:8TB
Speed:7.2K RPM
Interface Types:SAS
Form Factor:3.5" LFF Hard Drive
Electrical Interface:SAS-3 12Gbps
RAM:256MB
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Description

Western Digital Ultrastar DC HC320 0B36412 / HUS728T8TAL5205 / 8TB SED-FIPS 3.5" 12Gbps 7.2K 512e Enterprise SE SAS Hard Drive - Refurbished

Western Digital Ultrastar DC HC320 0B36412 / HUS728T8TAL5205 / 8TB SED-FIPS 3.5" 12Gbps 7.2K 512e Enterprise SE SAS Hard Drive - Refurbished

SECTOR SIZE: 512 Blocks

Alt PN: 0B36412

Ultrastar® DC HC320

Economics and Access Speed: Key Requirements for Low Capacity HDDs in the Data Center

As the industry evolves to develop purpose-built solutions for growing data storage requirements, IT managers continue to rely on lower capacity drives that are economical to acquire, yet deliver quick and reliable data access for traditional data center applications. Designed to handle workloads up to 550TB per year, Ultrastar® DC HC320* is an 8TB HDD that helps address economic and access requirements of many traditional IT workloads. Low capacity drives also help address architecture limitations. Part of our mid-capacity DC HC300 series, the Ultrastar DC HC320 is designed for traditional storage and server applications as well as distributed and scalable computing, including block and file storage architectures, providing fast 7,200 RPM performance and lower acquisition cost to help ease budget constraints. Ultrastar DC HC320 is offered with either 6Gb/s SATA or 12Gb/s SAS interface in a 512e format.

Technology Innovation Delivers Efficiency and Performance for Traditional IT Systems

Ultrastar DC HC320 is based on a proven 5-disk air platform design that uses conventional magnetic recording (CMR) technology in a 3.5-inch large form factor. Compared to the prior generation, Ultrastar 7K6000, the DC HC320 delivers 33% more capacity, up to 12% performance boost and uses slightly larger-diameter media. It features a second-generation, dual-stage micro actuator to enhance head positioning accuracy for better drive performance. Write performance gains are also supported by Western Digital’s media cache architecture, a disk-based caching technology that provides a large cache area on the disk, which also improves reliability and data integrity during unexpected power loss. Finally, the addition of flash-based non-volatile cache (NVC) on both SATA and SAS models helps improve write performance. The Ultrastar DC HC320 also includes a Rebuild Assist feature, which helps dramatically reduce RAID rebuild times and maintain system performance during the rebuild process. Learn more in our Rebuild Assist technical brief.

Data Security with Trusted Quality, Reliability

Compliance and privacy requirements drive the need for increased data security. Ultrastar DC HC320 helps protect data from unauthorized use by offering security and encryption options. Both SAS and SATA models offer hardware-based encryption options, which includes both Sanitize Crypto Scramble / Erase functionality and TCG encryption (Trusted Computing Group, Enterprise SSC). Additionally, SAS SED is also offered as a FIPS 140–2 Level 2 certified model. The Ultrastar DC HC320 extends Western Digital’s long-standing tradition of reliability leadership with a 2M-hour MTBF rating and a 5-year limited warranty.

Highlights

• Excellent random and sequential performance
• 8TB capacity point supports traditional IT systems
• Sustained transfer rate up to 255MB/s
• Choice of 12Gb/s SAS or 6Gb/s SATA
• Advanced Format 512e models
• Self-Encrypting Drive options
• 5-year limited warranty

Applications & Workloads

• Distributed file systems, like Apache Hadoop®, to support Big Data analytics
• Direct & Network Attached Storage (DAS & NAS)
• RAID arrays

Compatibility

This drive is compatible with any server that accepts large capacity 3.5in x 1.0in (LFF) SAS drives.

Specifications

Western Digital Ultrastar DC HC320
Model/Part No.HUS728T8TAL5205
Configuration
Performance
Reliability
Acoustics
Power
Physical size
Environmental (Operating)
Environmental (Non-Operating)
Alt Model/Part No.HUS728T8TAL5205
Capacity8TB/8,000GB
InterfaceSAS 12Gb/s
Format : Sector size (bytes)512e
Max. Areal density (Gbits/sq. in)834
Data buffer (MB)256
Rotational speed (RPM)7200
Latency average (ms)4.16
Interface transfer rate (MB/s, max)1200
Sustained transfer rate (MB/s, typ.)Up to 255
Seek time (read, ms, typical)8.0 Read / 8.6 Write
Error rate (non-recoverable, bits read)1 in 10E15
Load/Unload cycles (at 40°C)600,000
Availability (hrs/day x days/wk)24x7
MTBF (M hours)2.0
Idle (Bels, typical)2.9
Requirement+5 VDC (+/-5%)
+12 VDC (+/-5%)
Operating (W, typical)12.8
Idle (W)8.4
Power consumption efficiency at idle (W/TB)
(W/GB)
0.58
0.00058
z-height (mm)26.1
Dimensions (width x depth, mm)101.6 (+/- 0.25) x 147
Weight (g, max)715
Ambient temperature5°C to 60°C
Shock (half-sine wave, read operation, G)70 (2ms)
Vibration (G RMS 5 to 500 Hz)0.67, all axes
Ambient temperature-40°C to 70°C
Shock (half-sine wave, G)300 (1ms)/ 150 (11ms)
Random Vibration (G RMS 2 to 200 Hz)1.04, all axes

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ROHS Compliant

Alternate MPNs: 0B36412

Weight: 1.5 lb

Warranty: 1 Year DiscTech

Condition

Warranty

1 Year DiscTech Warranty

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