Solar Encapsulant Degradation: Causes & Prevention
Solar panels are built to sit under the hot sun for twenty-five years or more. To keep them working, a clear sticky film called an encapsulant holds the solar cells in place. This film protects the cells from the weather and keeps them safe inside the glass. However, this protective layer can sometimes break down. When it fails, we call it Solar Encapsulant Degradation. If the encapsulant fails, the whole panel can lose power or even stop working entirely. Homeowners and solar farm owners need to know why this happens to protect their money. By spotting the signs early and choosing the right materials, you can make sure your solar system stays strong for a long time. This guide explains why these films fail and what you can do to stop it. What Is Solar Encapsulant Degradation? Solar Encapsulant Degradation happens when the clear plastic layers inside a solar panel start to rot or wear out. Think of the encapsulant like the glue in a sandwich. It bonds the glass, the solar ce...