Toshiba 4TB N300 7200 rpm SATA III 3.5" Internal NAS HDD

Designed for use in RAID or NAS arrays with 1 to 8 drive bays, the 4TB N300 7200 rpm SATA III 3.5" Internal NAS HDD from Toshiba meets the reliability, performance, endurance, and scalability requirements of 24/7 NAS applications for personal, home office, and small business use. This 4TB drive operates using a SATA III 6 Gb/s interface, a 512MB cache, and a rotational speed of 7200 rpm, all of which help to ensure uninterrupted data transfers with a rate of up to 281 MB/s. This drive also features high levels of reliability, with 600,000 load/unload cycles, 1 in 10¹⁵ non-recoverable read errors per bits read, a workload rate of up to 180TB per year, and a 1 million hour MTTF. Shock protection is provided by a rotational vibration sensor, while ramp loading helps reduce wear and Error Recovery Control limits recovery time to help optimize error correction.