The Western Digital Red Pro internal hard drive 6 (WD6005FFBX) is a powerful 3.5-inch hard drive designed for demanding NAS environments with reliable 24/7 operation. With a generous storage capacity of 6 TB, this hard drive offers a spindle speed of 7200 RPM and a 256 MB cache for responsive data access. The CMR recording technology ensures consistent performance during intensive workloads, while the advanced vibration protection system maintains stability in NAS enclosures with multiple bays. With a SATA 6 Gb/s interface, this hard drive achieves sequential read speeds of up to 214 MB/s and write speeds of up to 210 MB/s. Designed for professional use, it supports workloads of up to 300 TB per year and comes with a five-year limited warranty. The helium-sealed design reduces power consumption to 5.1 W during active operation and 3.4 W in idle mode while maintaining optimal thermal performance. With an annual failure rate of 0.73% and integrated error recovery controls, this hard drive provides reliable data protection for mission-critical applications. Its dimensions are 147 mm in width, 101.6 mm in length, and 26.1 mm in height, weighing approximately 690 g. The operating temperature range is between 5 °C and 60 °C with a non-operating shock resistance of 300 G. This enterprise-class hard drive is compatible with most NAS systems and is suitable for storage solutions for small and medium-sized businesses, creative professional workflows, and home server applications that require robust data integrity and consistent performance.