Best 750 kw a month windmill?

I'm looking for an affordable windmill that will power my house.it(my house)uses more than 3000 kw(monthly).i would like to fully eliminate these costs with a total of 6 windmills.that would mean each turbine would have to produce 500 kw monthly.any suggestions. (plus ten for best answer)
Update: im asking for a brand please
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