Questions about NZXT Kraken Elite 360

... and according to the photos and description it should be a V2

Yes, it is the V2 version.

You can replace the fans of the Kraken Elite 360 with Noctua fans as long as they have the same size (120 mm) and connection type. Note, however, that the fan compatibility also depends on the mechanical fit and the electrical connection type. It is advisable to ensure that the new fans are compatible with the radiator and the system's controller.

Yes, it's the V2 version with the big screen