QNAP has announced support for 4TB drives for its Turbo NAS series.
The company has said that the Turbo NAS series is “proven to be working with” the Hitachi Deskstar HDS724040ALE640 (4TB, 3.5-inch, 7200 RPM) drive.
Check QNAP’s announcement for a full list of models supporting 4 TB drives.