HGST Ultrastar He12 HUH721212AL5204 12 TB Hard Drive - 3.5" Internal - SAS (12Gb/s SAS)

Engineered for modern data centers, the HGST Ultrastar He12 delivers unprecedented capacity and reliability in a 3.5-inch internal HDD. Built to withstand demanding workloads and scale with your growing archive, this 12 TB enterprise-class drive merges PMR technology with a robust SAS interface to provide drop-in compatibility, consistent performance, and a lower total cost of ownership. Whether you’re consolidating backups, powering virtualization, or expanding cloud storage, Ultrastar He12 is designed to meet the demands of high-density storage environments and accelerate your data-driven initiatives.

• Massive 12 TB capacity per drive enables dense storage for backups, media libraries, analytics, and archiving, reducing rack space and simplifying storage management in data centers.
• Enterprise-grade reliability designed to handle workloads up to 550 TB/year, providing long-term endurance and steady performance for 24/7 operations in enterprise environments.
• 3.5-inch form factor with SAS 12 Gb/s interface ensures fast, scalable data access and straightforward integration with existing server backplanes, RAID controllers, and storage arrays.
• PMR technology for density and integrity perpendicular magnetic recording enables high-capacity density while preserving data reliability, making it ideal for archival and heavy-read/write workloads.
• Drop-in readiness for data centers designed to slot into standard enterprise ecosystems with minimal changes, offering compatibility with common SAS backplanes and enterprise storage solutions.

Technical Details of HGST Ultrastar He12 HUH721212AL5204 12 TB

• Capacity: 12 TB
• Form Factor: 3.5-inch internal hard drive
• Interface: SAS 12 Gb/s
• Rotation Speed: 7200 RPM
• Cache: 256 MB
• Recording Technology: PMR (Perpendicular Magnetic Recording)
• Workload Rating: Up to 550 TB/year
• Technology Highlights: Enterprise-grade endurance, dense storage, and SAS compatibility for data centers

How to install HGST Ultrastar He12

• Power down the server or storage array and disconnect power and data cables before opening any drive bays.
• Open the drive bay or hot-swap drawer and insert the 3.5-inch Ultrastar He12 into an available slot, ensuring it seats firmly in the backplane.
• Secure the drive with screws or attach the hot-swap tray as required by your enclosure or chassis.
• Connect the SAS data cable and power connector to the drive backplane or controller, verifying proper seating and cable routing to avoid obstruction.
• Power on the system, allow the controller to detect the drive, and initialize or add it to your RAID array or storage pool using your preferred management software.
• Format or configure the drive as part of your storage solution, and verify SMART status and health through your monitoring tools to ensure ongoing reliability.

Frequently asked questions

• Q: What systems is the Ultrastar He12 compatible with? A: It is designed for enterprise servers and storage arrays with SAS backplanes and a 12 Gb/s SAS interface, suitable for RAID controllers and JBOD enclosures that accept standard 3.5" drives.
• Q: What workloads is this drive best for? A: The He12 excels in dense storage, backups, archiving, virtualization, media libraries, and cloud/hosting workloads that demand high capacity and reliable operation over time.
• Q: Does it support hot-swapping? A: In most SAS backplane configurations, the drive can be hot-swapped. Always confirm compatibility with your enclosure vendor and follow your data-center protocols.
• Q: What is PMR? A: PMR stands for Perpendicular Magnetic Recording, a technology that enables higher data density per platter, contributing to greater capacity and efficiency in enterprise drives.
• Q: What about warranty and support? A: Warranty terms are determined by the retailer or distributor. Check the seller’s policy for enterprise drives to understand coverage and service options.