Western Digital WD Red Pro 16TB NAS SATA HDD 3.5" Internal - WD161KFGX, 7200 RPM, 512MB Cache, CMR

High-capacity 3.5" internal hard drive engineered for creative professionals, medium-to-large businesses, and commercial/enterprise NAS deployments. Designed for RAID-optimized NAS arrays of any size (unlimited number of bays), this WD Red Pro model delivers 7200 RPM performance with a 512MB cache and CMR recording. Built for sustained workloads and reliability — rated for 550TB/year workloads1 and offering up to 2.5M hours MTBF.