Internal 3.5 inch SAS Hard Drive Western Digital Ultrastar DC HC310 4TB 7200 RPM 12 Gbit/s 256MB

The Western Digital Ultrastar DC HC310 is a 3.5" internal hard drive with 4 TB capacity, 7,200 RPM spindle speed and a SAS interface designed for data center and enterprise storage environments. With a 256 MB buffer and an MTBF of 2,000,000 hours, this drive is built to support sustained workloads and fast data access for server, storage and distributed computing applications.

Advantages

The Ultrastar DC HC310 combines mid-range capacity with enterprise-grade reliability, offering a balance of cost-efficiency and performance. Its 7,200 RPM speed and SAS interface provide low-latency access, while the 256 MB cache and advanced drive design support workloads up to 550 TB/year. The 3.5" form factor and 4 TB capacity make it suitable for dense storage arrays and scalable architectures.

Suitable for

• Enterprise servers and storage arrays
• Block and file storage systems
• Distributed and scalable computing environments
• Data center applications requiring reliable mid-range capacity

Key specifications

• Capacity: 4 TB
• Form factor: 3.5"
• Interface: SAS (12 Gb/s compatible)
• Spindle speed: 7,200 RPM
• Cache: 256 MB
• MTBF: 2,000,000 hours
• Weight: 0.715 kg
• Designed workload rating: up to 550 TB/year

How to use

Install the Ultrastar DC HC310 in a compatible 3.5" drive bay with a SAS-capable controller or backplane. Ensure proper cooling and secure mounting in the server or storage enclosure. Configure RAID or storage policies according to your environment's redundancy and performance requirements, then initialize and format the drive within the operating system or storage management software before placing it into production.

Recommendations

Use this drive in enterprise-class systems with adequate cooling and power. For sustained high-write environments, monitor drive health via SMART and storage management tools and follow vendor guidelines for firmware updates and maintenance to maintain performance and reliability.