Hitachi DeskStar E7K500 - 400GB 7200RPM 512n SATA II 3Gb/s 16MB Cache 3.5" Enterprise Class Hard Drive - HDS725050KLA361
Condition | Refurbished |
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Warranty | 90 Day Warranty |
Availability | Back Ordered |
Manufacturer | HGST Hitachi Global Storage Technology |
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Model | HDS725050KLA361 |
Series | Hitachi DeskStar E7K500 |
UPC Code | Does Not Apply |
Product Specs
Capacity | 400 GB |
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Spindle Speed | 7200 RPM Fluid Dynamic (FDB) Motor |
Cache Buffer | 16 MB Intelligent Caching |
Advanced Format | No - 512n Sector Size (Bytes) |
Form Factor | 3.5 Inch Internal Hard Drive |
Interface | SATA II 3Gb/sec (Generation 2) |
Interface Speed | 3Gb/sec - Data Transfer Rate (max) Buffer to Host |
Data Transfer Rate | 817 Mbits/sec Media Transfer Rate (max) |
Interface Connector | SATA (7-Pin Signal and 15-Pin Power Connector) |
Recording Technology | Perpendicular Tunneling Magnetoresistive Recording (TMR) Technology |
Life Expectancy | 1 Million Hours MTBF (Mean Time Before Failures) |
Workload Rating | 0.5% AFR (Annualized Failure Rate) / 50,000 Avg Start/Stop Cycles |
Shock Resistance | Operating: 55Gs / 2ms - Non Operating: 225Gs / 2ms (half sine wave) |
Encryption | No - Standard Model |
Rohs Compliant | Yes |
Dimensions | (L x W x H) 5.787 in. x 4.0 in. x 1.028 in. |
Classification | Enterprise Class Drives |
Key Features
- Capacities up to 250GB
- 7200RPM Rotational Speed Motor
- Read Multiple and Write Multiple Command Support
- Intelligent Caching Technology
- Dual Stage Actuator (DSA) Technology
- Advanced Power Management Technology
- Perpendicular Tunneling Magnetoresistive Recording (TMR) Technology
- 50,000 Start/Stop Cycles
- Native Command Queuing (NCQ) Technology
- Full-Track Multiple-Sector Transfer Capability
- State-of-the-Art Cache and On-the-Fly Error-Correction Algorithms
- Thermal Fly Height Control (TFC) Technology
- Enhanced Error Correction Code (ECC) Technology
- Rotational Vibration Safeguard (RVS) Technology
- Staggered Spin-up Technology
- Internal Thermal Sensors
- Multi Zone Recording Technology
- Fluid Dynamic Bearing (FDB) Motors
Hitachi HGST DeskStar E7K500 Hard Drives
Rotational Vibration Safeguard (RVS) Feature
The Deskstar E7K500 hard drive is optimized for use in nearline/low duty cycle enterprise environments with capabilities such as Rotational Vibration Safeguard (RVS), which maintains the hard drive’s performance in high rotational vibration environments where multiple drives reside in a single enclosure.
Hitachi 5-year Warranty Provides Superior Quality and Service
The Hitachi Deskstar E7K500 extends the company’s long-standing tradition of performance and reliability leadership. Hitachi’s enterprise features for storage applications enable high capacity, fast transfers, low power and high reliability. These features combine to make the Deskstar E7K500 ideal for nearline/low duty cycle, disk-to-disk back-up and other enterprise storage solutions.
The Deskstar E7K500 carries the industry’s most comprehensive 5-year warranty with product replacement values throughout the life of the warranty that exceed those available from other hard drive suppliers.
Highlights
- Up to 500 GB of capacity with SATA 3.0Gb/s
- 1,000,000 hour MTBF reliability
- Native Command Queuing (NCQ) for superior performance
- Thermal Monitoring and FlyHeight Control for enhanced reliability
- Rotational Vibration Safeguard for high density storage configurations
- Iridium Manganese Chromium head sensor technology for high reliability
- Low-power mode
Applications / Environments
- Nearline Storage
- Low Duty Cycle Servers
- External Storage
- Disk-to-Disk Back-Up
- Digital Video Surveillance
- RAID Arrays
- Tiered Storage