**About Return on Solar Panels Calculator (Formula)**

The Return on Solar Panels Calculator is a tool that can be used to estimate the financial returns of investing in solar panel systems. The formula used in this calculator is the Return on Solar Panels formula, which is a simple calculation that takes into account three variables: the annual energy generation, the annual price of electricity, and the cost of solar panels.

The formula for Return on Solar Panels (ROSP) is:

ROSP = E * CE / CSP * 100

Where:

- E is the annual energy generation in kilowatt-hours (kWh)
- CE is the annual price of electricity in dollars per kWh
- CSP is the cost of solar panels in dollars

The result is expressed as a percentage per year.

The Return on Solar Panels formula calculates the percentage of return on investment per year that a solar panel system can generate based on the input variables. This formula assumes that the solar panel system generates a fixed amount of electricity each year, which is sold to the grid at the current electricity price. The return on investment is calculated by dividing the annual revenue generated from selling electricity by the initial cost of the solar panel system.

The Return on Solar Panels Calculator can be used to estimate the potential financial returns of investing in a solar panel system. By inputting the annual energy generation, the annual price of electricity, and the cost of solar panels, users can quickly estimate the percentage of return on investment per year that a solar panel system could generate. This can help users to make informed decisions about whether or not investing in a solar panel system is a wise financial decision for them.