cost breakdown of solar installation
This figure is only for a contractorâs solar installation service. For a typical 5,000 watt system this would be $5,000. Money from this figure goes towards an installerâs supply chain costs, labor, overhead, and profit margin. These numbers are, of course, averages. Some installers charge less, some more.As stated in the cost of solar page, the total cost of an installed solar panel system is $3.50 per watt, on average. So installation services are about one third of the total cost for someone who wants to go solar.hese numbers are, of course, averages. Some installers charge less, some more. As stated in the cost of solar page, the total cost of an installed solar panel system is $3.50 per watt, on average. So installation services are about one third of the total cost for someone who wants to go solar.