Originally Posted by NathanEldred
Yes. Great River has theirs step up to 24v, and the API is 15v regardless of 500 series or in the rack (I'm pretty sure on that). But I'm not in the agreement with the group thought that somehow, in general, that 500 series are lesser in quality than the rackmount higher voltage counterpart. There is so much headroom in a good design of either nature that it doesn't matter for 99.9% of applications.
Who said the 500 series was lesser in quality?