Western Digital Ultrastar DC HC555 18TB 3.5" SATA 7200RPM Data Center Hard Drive

18TB Enterprise-Class Storage Capacity
Designed for data-intensive applications, the HC555 offers 18TB of reliable storage in a 3.5" form factor, making it ideal for cloud storage, big data, and enterprise backup systems.

Energy-Assisted PMR for Enhanced Density
Utilizes energy-assisted perpendicular magnetic recording (ePMR) technology to increase areal density, enabling higher capacity without compromising performance.

HelioSeal Technology for Efficiency and Longevity
The helium-sealed design reduces air resistance and internal friction, resulting in lower power consumption, cooler operation, and improved drive lifespan.

Triple-Stage Actuator and Vibration Protection
Features a triple-stage actuator for precise head positioning and Rotational Vibration Safeguard (RVS) to maintain performance in high-density, multi-drive environments.

Enterprise Reliability with 5-Year Warranty
Engineered for 24/7 operation with a 2.5 million hour MTBF and backed by a 5-year limited warranty, ensuring dependable performance in mission-critical deployments.