- All About Solar
- providing renewable energy solutions is more than a business
- How it Works
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The electron surplus in the n-silicon (negative electrode) and the electron shortage in the p-silicon (positive electrode) create an electrical voltage between the metal contacts on the front and rear side. For crystalline silicon cells, the electrical voltage at maximum power output is approx. 0.5V.
If the outer circuit is closed by connecting an electrical load, direct current will flow. Using a grid-connected inverter module to convert direct current (DC) to alternating current (AC), the electricity produced by the solar cells can be fed directly into the electricity grid.