Final question (I hope) - I just realized the 2.7HP version is the same price, any benefit to getting the larger motor? I assume it'll be cheaper to run, but would this mean I need to swap the impeller in the pump?
2.7hp - Motor, US Motor Neptune, 2.7thp,SQFL, Var-Spd, 230v, 48Y
2.25hp - Nidec...