The WESTERN DIGITAL Ultrastar DC HC555 is a high-capacity, high-performance hard drive designed specifically for data center environments.

This 3.5-inch hard drive is engineered to handle high-intensity workloads in 24/7 multi-user data centers. Part of Western Digital's Ultrastar series, it boasts a robust design and reliable hardware and firmware.

Key Features:

• Exceptional Capacity: Available in capacities of 16TB, 18TB, and 20TB.
• High Speed: Operates at 7200 RPM for fast data access.
• Large Buffer: 512 MB data buffer for improved performance.

Reliability:

• MTBF: 2,500,000 hours of reliability.
• Load/Unload Cycles: Up to 600,000 cycles at 40°C.
• Error Rate: Non-recoverable error rate of 1 in 10¹⁵ bits read.

Along with its power management features, it operates in a wide temperature range and withstands various physical shocks and vibrations, making it an ideal choice for demanding data center applications.