I'd like to tell you about this small local company that can hook you up! Roland Zeitler is the man. RZ Electric is his company, and they will supply and install your grid tie-in system that will save you money. Specializing in large arrays and commercial applications, as well as home systems.
Call them at 808 876-1389
If you aren't harnessing the power of the Maui sun, then you are missing the bus.... call up RZ Electric and get a quote or make an appointment for your solar installation. We have used this service and been happy with the results. You should too.