This year’s Scorecard results had 43 manufacturers named as “Top Performers” in at least one test. Image: Kiwa PVEL. For the fourth year in a row, Kiwa PVEL’s 2026 Module Reliability Scorecard ...

A new hail test for solar panels shoots small to large hailstones at solar panels while aimed to more accurately determine the panel’s breaking point. Introduced by VDE Americas, the “Hail Resiliency ...

Industry leaders at pv magazine Week Europe 2025 said manufacturers are implementing measures to limit ultraviolet-induced degradation in tunnel oxide passivated contact (TOPCon) solar modules and ...

Hail durability testing saw a decline in ‘high achiever’ results from 70% to 27% between 2025 and 2026. Image: Marian Heinkel, RETC. Damp heat testing of solar PV modules yielded 11% “red flag results ...

A PV system developed at TU Graz increases energy yield through two-axis tracking of the sun’s position – particularly in the mornings and evenings. It folds up in the event of a storm, hail or snow.