The Western Digital/Lenovo Ultrastar DC HC550 WUH721818ALE604 0F38475 is a high-capacity 18TB hard drive designed to meet the demanding storage needs of enterprise environments. With a spindle speed of 7,200 RPM and SATA 6Gb/s interface, this 3.5-inch drive delivers reliable performance and efficient data transfer rates suitable for data centers and professional applications. Its 512e sector size ensures compatibility with modern operating systems while optimizing storage efficiency. Built for durability and long-term use, the Ultrastar DC HC550 features robust error correction and advanced power management technologies to enhance reliability and reduce operational costs. The drive’s large capacity supports extensive data storage requirements, making it ideal for cloud storage, backup solutions, and large-scale data archiving. Additionally, its proven design from Western Digital and Lenovo guarantees industry-standard quality and support, ensuring seamless integration into existing infrastructure. This hard drive balances performance and capacity with enterprise-grade reliability, providing a dependable solution for businesses requiring secure and scalable storage. Its compatibility with SATA 6Gb/s interfaces and 3.5-inch form factor makes it a versatile choice for upgrading or expanding storage arrays, maintaining optimal system efficiency and data integrity.