WD Ultrastar DC HC550 18TB 3.5-inch Enterprise Hard Drive

Product Description :

The Western Digital WD Ultrastar DC HC550 18TB Enterprise Internal Hard Drive is engineered to meet the growing storage demands of modern data centers and mission-critical enterprise systems. Offering an enormous 18TB capacity in a standard 3.5-inch form factor, it enables organizations to maximize storage density while reducing hardware, power, and operational costs.

This drive integrates advanced Energy-Assisted Magnetic Recording (EAMR) technology to improve writability and increase areal density, while the Triple Stage Actuator (TSA) enhances head-positioning accuracy for improved performance and reliability. Together, these innovations allow higher capacity without compromising efficiency.

Key Features

• Massive 18TB enterprise-class storage capacity

• Designed for hyperscale and enterprise data centers

• Energy-Assisted Magnetic Recording (EAMR) for higher areal density

• Triple Stage Actuator (TSA) for precise head positioning and improved performance

• Sixth-generation HelioSeal® technology for lower power consumption and reduced vibration

• High-speed 7200 RPM performance with large cache

• Optimized for 24/7, data-intensive workloads

• Enterprise-grade durability and long service life

Warranty is handled through the brand's authorised service centre. Ask us for the exact terms on this model before you buy.