The Hitachi HUA721010KLA330 is a world-class, enterprise-grade hard drive from the Ultrastar A7K1000 family, designed to provide high-density storage for nearline and data center applications. This 1TB drive is built with a unique 5-platter design that reduces bit density to maximize long-term reliability. With a 7200 RPM spindle speed and a 32MB cache, the 0A35772 provides the consistent, high-speed performance required for 24/7 mission-critical environments.
Capacity: 💾 1 TB
Interface: ⚡ SATA 3Gb/s (SATA II)
Spindle Speed: 🏎️ 7,200 RPM
Cache: 🧠 32 MB
Form Factor: 📏 3.5-inch LFF
MTBF (Target): 🛡️ 1.2 Million Hours
Average Seek Time: ⏳ 8.2 ms
Sector Format: 💾 512n (Native)
Condition: ✨ Refurbished - Excellent. Professionally audited and secure-erased to NIST 800-88 standards. Verified for 100% health and full enterprise functionality.
Rotational Vibration Safeguard (RVS): Includes advanced sensors that monitor and compensate for vibration in multi-drive server chassis, ensuring consistent performance in dense environments.
24/7 Availability: Unlike consumer drives, the Ultrastar A7K1000 is engineered for continuous operation, making it ideal for RAID arrays and network-attached storage.
Thermal Fly-height Control (TFC): Automatically adjusts the head height to compensate for temperature changes, leading to a better soft error rate and improved overall reliability.
Self-Protection Throttling (SPT): Actively manages I/O workloads to protect the drive's health during extreme environmental conditions.
Target Systems: Native support for enterprise servers from Dell, HPE, and IBM, as well as high-capacity NAS solutions like Synology and QNAP.
Ideal Workloads: RAID arrays, data warehousing, tiered storage, and disk-to-disk backup where high density and enterprise reliability are essential.
Interface Compatibility: Standard SATA connector makes it compatible with both enterprise SAS/SATA backplanes and standard desktop motherboards.