Western Digital Red Pro WD4003FFBX 4TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" NAS Internal Hard Drive (Used)

The Western Digital Red Pro WD4003FFBX is a 4TB 3.5" NAS hard drive built for always-on, high-demand storage environments. Spinning at 7200 RPM with a generous 256MB cache and a fast SATA 6.0Gb/s interface, this is enterprise-class NAS storage engineered to handle continuous workloads and multi-bay RAID arrays where lesser drives fall short. If you need serious NAS performance without the new-drive price tag, the Red Pro WD4003FFBX delivers.

Specifications

• Part Number: WD4003FFBX
• Brand: Western Digital
• Series: Red Pro
• Capacity: 4TB
• Form Factor: 3.5"
• Spindle Speed: 7200 RPM
• Cache: 256MB
• Interface: SATA 6.0Gb/s
• Application: NAS / RAID

Condition

This drive is sold in used condition and goes through a rigorous multi-point testing protocol before it ever leaves the warehouse. It is professionally cleaned and repackaged in industry-leading custom protective packaging, so it arrives ready to install. Every purchase is backed by a 90-day warranty for complete peace of mind.

Why Buy From Us

We specialize in quality storage solutions and stand behind every drive we sell. Our multi-point testing and inspection process ensures you receive a drive that performs to spec from day one. Add in free 2-day shipping on most products and a 90-day warranty, and you get premium NAS performance, fast delivery, and real buyer protection — all in one order.