How to calculate the investment income of independent solar container projects

To calculate the Return on Investment (ROI) for Commercial and Industrial (C&I) solar projects, divide the Total Lifetime Savings (energy cost avoidance + incentives) minus Total Lifecycle Costs (CapEx + O&M) by the Net System Cost. Net Present Value (NPV) helps you understand the profitability of an investment by comparing the present value of all cash inflows to the present value of all cash outflows over a specific period. For solar, cash inflows typically include electricity bill savings, incentive payments, and. In simpler terms, it tells the annualized percentage return that an investment would need to generate to break even on all the costs and cash flows associated with the project. How Do I Calculate the Solar Payback Period? Your payback period is the time it takes to recover the initial cost of installing your system. The results are presented graphically, divided into four sub-categories: Results, effect of leverage, effect of irradiation and.