30 kw...WOW!!!! YOU PLANNING ON RUNNING THE NEIGHBORHOOD? A 6.2 WILL DO THE WHOLE HOUSE INCLUDING 220v ON A WELL PUMP IF DONE RIGHT...RIGHT NOW ON A 6.2 WE HAVE 2 FREEZERS, 4 REFRIGERATORS, 8 CEILING FANS, 4 LIGHTS AND WE JUST UNPLUG A COUPLE OF REFRIGERATORS FOR A COUPLE OF HRS. TO RUN THE WELL PUMPS. 2 HOMES OFF OF ONE 6.2. IF YOU WANTED TO RUN THE A/C WITH ALL OF THIS, IT COULD BE DONE ON 15 KW. IF ALTERNATED SOME OF THE APPLIANCES...PROBLEM WITH DIESEL IS, OVER HERE ON THE EAST COAST (MARTIN COUNTY) DIESEL WAS HARD TO COME BY. TWO NEIGHBORS HAVE DIESELS AND WE WERE SIPHONING OUT OF THE BOATS TO GET FUEL. GAS WAS NOT SO DIFFICULT TO GET....HAD ONE OF MY FRIENDS FROM GEORGIA BRING DOWN 75 GALS. OF DIESEL SUNDAY A.M.