was wanting a 400w of this but was told its not reliableAlso if you can afford just a bit more you may want to go with this:
http://www.amazon.com/gp/product/B005DOS0R8/ref=as_li_ss_tl?ie=UTF8&tag=jbe04-20&linkCode=as2&camp=1789&creative=390957&creativeASIN=B005DOS0R8
600w dimmable. So you could run it at 50% and still get a nice output and save on electricity, or run it at 75%