WD Ultrastar DC HC310 3.5" 6TB, 7200 RPM, 256MB, 550 WRL, SATA III Hard Drive, Enterprise

The Western Digital Ultrastar DC HC310 is an enterprise-class hard disk drive providing 6 TB of storage capacity in a 3.5-inch form factor. It is engineered for use in data centers, cloud deployments, and other high-demand IT environments that require continuous operation. The drive connects via a SATA III interface, ensuring compatibility with a wide range of server and storage array hardware. Its air-based platform is designed for reliability and consistent performance in mission-critical applications.

This HDD operates at a rotational speed of 7200 RPM and is equipped with a 256 MB cache, which facilitates sustained data transfer rates of up to 235 MB/s. To maintain performance in multi-drive systems, it incorporates rotational vibration sensors. The drive is rated for a workload of 550 TB per year and has a Mean Time Between Failures (MTBF) of 2 million hours, making it suitable for intensive, 24/7 workloads. It also supports S.M.A.R.T. technology for monitoring drive health and status.

• 6 TB storage capacity
• 3.5-inch form factor for server and desktop use
• SATA III interface with a 6 Gbit/s transfer rate
• 7200 RPM rotational speed
• 256 MB storage drive buffer size
• 2,000,000-hour Mean Time Between Failures (MTBF)
• 550 TB per year workload rate limit
• 4.16 ms average latency
• 5.9 W power consumption during idle operation
• Designed for 24/7 data center operation
• Features SE security algorithms
• Dimensions of 101.6 x 147 x 26.1 mm
• Weighs 715 g