Kyocera Solar Modules Show Only 8.3% Performance Degradation After 20 Years
945-watt solar panels from Kyocera that were first installed in 1992 by Hespul were recently tested by Atomic Energy and Alternative Energies Commission (which is connected to the State Solar Research Institute INES — and the certification laboratory CERTISOLIS) to determine how much their performance had degraded. The evaluators found that, after … [continued]