2 3.0 TB WD Red (NAS Hard Drive) , 2 6.0 TB WD Red (NAS Hard Drive). Fantec is connected to the computer via USB 3, the computer is not connected to the internet, and I only back up my image files manually. Fantec is very quiet and cleanly manufactured.

We have 3x 3TB IronWolf disks installed in it. It has been running 24/7 without problems for more than 6 months.