📦 HGST Ultrastar 1.2TB 10K SAS 12Gb/s Enterprise HDD

Model: HUC101812CSS205 | PN: 0B31911 | 10,000 RPM | 128MB Cache

The HGST HUC101812CSS205 is a professional-grade storage solution designed for 24/7 mission-critical operation. As part of the C10K1800 family, it provides a 2.5x faster random write performance and a 23% improvement in sequential performance over previous generations. With its 12Gb/s interface and 128MB cache, it is optimized for high-IOPS workloads like OLTP, cloud computing, and high-frequency trading.

📊 Technical Specifications

• Brand: HGST (Western Digital)

• Series: Ultrastar C10K1800

• Model Number: HUC101812CSS205

• Part Number (PN): 0B31911

• Capacity: 1.2 TB

• Interface: SAS-3 12.0 Gb/s (Dual Port)

• Form Factor: 2.5-inch (15mm SFF)

• Rotation Speed: 10,000 RPM

• Cache: 128 MB

• Sector Format: 512n (Native)

✅ Reliability & Condition

• Condition: Refurbished - Excellent. Professionally audited, secure-erased, and rigorously tested to ensure 100% health and peak performance.

• Enterprise Endurance: Features a 2.0 million hour MTBF rating, built to handle the thermal and vibration demands of high-density server chassis.

• Media Cache Technology: HGST's disk-based caching architecture provides a significant boost in write performance even during high-workload scenarios.

• Data Integrity: Dual-port SAS connectivity provides redundant data paths for high availability and failover protection.

📦 Compatibility & Use Case

• Certified Systems: Native support for enterprise servers and storage arrays from Dell, HPE, IBM/Lenovo, and Cisco that utilize 12Gb/s SAS-3 controllers.

• Best For: High-performance database clusters, virtualization tiers, and mission-critical server maintenance.

• Note: This is an Enterprise SAS drive. It requires a SAS-compatible backplane and will not function in standard consumer SATA ports.