JimM68 wrote:The difference in power is:30 amps = 3450 watts.50 amps = 11500 watts.A 50 amp RV has about 4 times the power available that a 30 amp does.The forumala for power is P(Watts)=E(Voltage)*I(Current)Assumming 115 volts:30 Amps = 3450 watts50...