> Quickie: Anyone know what the efficiency of a rotary > inverter is and the idle load? Can't say specifically for yours, but my old 32vdc to 120v ac had an idle load of about 25 watts, and was less than 50% efficient at rated load. I think that is typical of rotary inverters. Jim, in western Wisconsin (who wishes he had a snow blower and rototiller for his E20)