WD 6TB Gold 7200 rpm SATA III 3.5" Internal Enterprise HDD (4-Pack)

Engineered for heavy application workloads and designed with an endurance of up to 550TB per year, the 6TB Gold 7200 rpm SATA III 3.5" Internal Enterprise HDD from WD is well suited for use in enterprise-class data centers and storage systems. This 7200 rpm drive utilizes the SATA III 6 Gb/s interface and a 256MB cache for data transfer rates of up to 267 MB/s. Moreover, as a professional-grade drive, it has an MTBF rating of 2 million hours, 600,000 load/unload cycles, a non-recoverable error rate of < 1 in 10¹⁵, and an annualized failure rate of 0.35%. Also featured is vibration protection for improved performance in high vibration environments.