HGST HUH721212ALE600 12TB SATA 6Gb/s 3.5-inch Server Hard Drive

The HGST Ultrastar DC HC520 HUH721212ALE600 is a 12TB enterprise‑grade hard drive built for high-density storage environments. It uses a 3.5‑inch form factor and SATA‑III (6 Gb/s) interface with an advanced 512e sector format. Featuring at 7,200RPM, it offers sustained throughput on the order of 243‑255 MB/s, coupled with a 256 MB cache, ensuring strong performance for read‑ and write‑heavy workloads. Engineered for reliability with a Mean Time Between Failures (MTBF) of around 2.5 million hours, this HelioSeal drive is designed for 24×7 operation with features like instant secure erase and power efficiency.

Key Features

• Capacity & Interface: 12 TB storage, SATA 6 Gb/s interface, suitable for bulk storage and enterprise use.
• Sector Format & Cache: 512e (512‑byte emulated) sector format, with 256 MB buffer for smoother data flow.
• Spindle Speed & Throughput: 7,200 RPM rotation; sustained data rates around 243‑255 MB/s.
• Latency & Seek Times: Average latency ~4.16 ms; typical read/write seek times ~8.0 / ~8.6 ms.
• Reliability & Durability: MTBF ~2.5 million hours; designed for continuous operation; Instant Secure Erase (ISE) feature; strong resistance to vibration and shock.
• Physical / Environmental: 3.5‑inch LFF drive with HelioSeal (helium sealed) enclosure, operational temperature range ~5‑60 °C, high withstand to both operating and non‑operating shock and vibration; efficient power consumption.

The HUH721212ALE600 blends high capacity, solid performance, and enterprise reliability, making it an excellent choice for datacenter storage, backup arrays, and environments where uptime, energy efficiency, and data security are essential.