What Is EL Inspection and EL testing?

With the development of renewable energy sources, photovoltaic power generation has become an increasingly popular choice. The quality and performance of photovoltaic products are the key to the future development of the industry. How to test a solar panel?EL inspection & EL testing is a very important quality testing technique for photovoltaic products, especially PV … Continue reading What Is EL Inspection and EL testing?