What didn't you like about the MP40. Im debating whether to stay with my Koralia's or go with an MP40. I have a 57 rimless with a Koralia Evo 1050 and a Koralia 4. Im looking to change my Koralia 4 with another Evo 1050 to be able to use the on and off function of my controler.Mp40 the latest model bought it 2 weeks ago not feeling it ill stay with my koralias. Price is 350 Firm or we can do 200 plus corals sps, zoas, lps