cost of a 10kw solar system
Rating Newest Oldest. Best Answer: Depends on if you are planning on doing the installation yourself. The going price these days for a professionally installed PV (photovoltaic) grid tied system is about $9 per watt. So an installed 10kW system without battery backup would cost about $90,000.Depending on where you are, that could generate an average of about 1000kwh per month, more in the south, less in the north.ating Newest Oldest. Best Answer: Depends on if you are planning on doing the installation yourself. The going price these days for a professionally installed PV (photovoltaic) grid tied system is about $9 per watt. So an installed 10kW system without battery backup would cost about $90,000.