Originally Posted by David 67
My book said my 5500 will only run 1 ac because it takes from 2500 to 2900 to run so you might need to go bigger look to see what your ac takes
Those are Start Up numbers to get the compressor going on AC units WITHOUT a soft-start. Running numbers for a 13.5 btu AC is around 1,250, a 15K btu AC is 1,500. Some newer RV's come with a soft-start installed, you can buy one for $200-300 and you would need one for each AC.