
Amazon.com: WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN : Everything Else,

12TB WD Red Plus Internal NAS HDD 3.5,

I just shucked my 12TB My Book for my first NAS I'm building today. I guess this HDD is a Ultrastar HC520 according to a WD Spec sheet : r/DataHoarder,

Western Digital Gold 12TB Enterprise Class Internal Hard Drive - 7200 RPM Class, SATA 6 GB/S, 256 MB Cache, 3.5' - WD121KRYZ : Amazon.ca: Electronics,

Western Digital Gold 12TB Enterprise Class Internal Hard Drive - 7200 RPM Class, SATA 6 GB/S, 256 MB Cache, 3.5' - WD121KRYZ : Amazon.ca: Electronics