Description
The Western Digital Ultrastar DC HC555 is a 14TB 3.5-inch SAS hard drive engineered for data center applications requiring high capacity and reliability. Its specifications are as follows:
- Capacity: 14TB
- Form Factor: 3.5-inch
- Interface: SAS 12Gb/s
- Rotational Speed: 7200 RPM
- Cache Memory: 512MB
- Data Transfer Rate: Up to 267 MB/s
- Average Latency: 4.16 ms
- Workload Rating: Up to 550TB/year
- MTBF (Mean Time Between Failures): 2.5 million hours
- Non-Recoverable Error Rate: 1 in 10^15 bits read
- Load/Unload Cycles: 600,000
- Power Consumption:
- Operating: 6.4 W
- Idle: 5.3 W
- Operating Temperature Range: 5°C to 60°C
- Dimensions (H x W x D): 26.1 mm x 101.6 mm x 147 mm
- Weight: 690 g
This hard drive utilizes HelioSeal® technology, providing a low-power profile suitable for high-density storage environments. Features such as Rotational Vibration Safeguard (RVS) and Dynamic Fly Height technology enhance reliability and performance in data-intensive operations. The Ultrastar DC HC555 is designed for 24×7 continuous operation, meeting the rigorous demands of modern data centers.
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