Western Digital WD Gold WD161KRYZ 16TB 3.5" SATA Enterprise HDD — 7200 RPM, 512MB Cache, CMR

Employs WD HelioSeal helium-sealed technology to reduce vibration and enable higher-capacity platters while lowering power consumption on 12TB & up models. Built for enterprise use, this drive offers a projected MTBF of 2.5M hours for dependable, long-term operation.