WD400BB-55JKA0 Western Digital Caviar 40GB 7200RPM ATA-100 2MB Cache 3.5-inch Hard Drive

The Western Digital Caviar hard drive delivers dependable performance for both home and office use, featuring a robust 3.5‑inch form factor that seamlessly integrates into desktop systems. Built on a proven platform, it offers rapid data access and smooth multitasking, ensuring that your files, applications, and media load quickly and reliably. Whether you're upgrading an existing system or building a new workstation, this drive provides the storage capacity and speed needed to keep your workflow uninterrupted. Its durable construction and efficient power consumption make it an ideal choice for users who demand consistent performance and long‑term reliability.