WDBGKN0040HNC-NRSN Western Digital Purple 4TB 5400RPM SATA 6GB/s 64MB Cache 3.5-Inch Surveillance Hard Drive Kit

The Western Digital Purple WDBGKN0040HNC-NRSN is a 4TB 3.5‑inch hard drive kit designed for surveillance applications. It features a 5400 RPM spindle speed and a SATA interface that delivers up to 6 GB/s data transfer rates. The 64 MB cache supports efficient handling of continuous video streams, while the Purple firmware optimizes reliability and performance for multi‑camera systems. Packaged as a kit, it includes the drive and necessary mounting hardware, making it ready for installation in NVRs or dedicated surveillance enclosures. Ideal for security setups requiring high capacity and sustained recording workloads.