RETC, part of the VDE Group, has released its 2026 PV Module Index (PVMI) Report, which features 19 solar panel manufacturers ...

While 19 manufacturers received recognition as high achievers in RETC’s 2026 testing sequences, problems with ...

Hail durability testing saw a decline in ‘high achiever’ results from 70% to 27% between 2025 and 2026. Image: Marian Heinkel ...

The 2026 PV Module Index Report evaluates photovoltaic modules using extended stress testing designed to identify reliability and performance risks that may not appear in standard certification ...

The use of POE as an encapsulant in TOPCon module construction could limit the effects of degradation on the module’s electricity generation. Up to one-fifth of solar PV modules degrade 1.5 times ...

System-in-package (SiP) and other advanced packaging technologies are putting more components together in tighter spaces than previously seen. Often these packages are contained in a module, which is ...

The module achieved a full-panel conversion efficiency of 29.2% in testing by Germany’s TÜV SÜD and is designed for mass ...

Solar modules are very special products. Compared to other high-tech products, their design is not excessively complicated, and it is not for nothing that they are commodity products, which are ...