[Brians256]

Originally Posted by bobkoure

I don't have simulations, but I do have a couple of systems cooled by heatercores/nexxus fans. Both show very reasonable diode temps (and one of the two is overclocked).
However, I get the same temps as a single nexxus pulling through a heatercore by stacking two undervolted nexxus fans - and it's perceptably quieter (actually, goes from "audible" to "not audible" for me). (fans have a hollowed out fan body between 'em to prevent interference).
Also - I'm pretty careful about internal case air flow, all grills cut open and replaced by wire guards, front bezel unrestrictive, internal wiring fastened out of the way, etc., etc. ...

Two 7V nexus 120mm fans in series? I would never have thought of that one. Pics?