If you choose to pay in cash, the payback period is in many cases less than ten years. In Hawaii, it takes homeowners on average 5 years before the monthly savings (in terms of lower electricity costs) meets the total costs of the solar system.

If you choose to pay in cash, the payback period is in many cases less than ten years. In Hawaii, it takes homeowners on average 5 years before the monthly savings (in terms of lower electricity costs) meets the total costs of the solar system.