For the first time in the independent testing laboratory’s 12-year history, no single module has achieved the coveted “top performer” rating in all reliability tests, and a record 87% of manufacturers ...

Independent testing lab Kiwa PVEL just published the 12th edition of its annual PV Module Reliability Scorecard. The digital ...

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 ...

Damage to a relay contact after cyclic current loading. A better understanding of inverter reliability will help boost performance and reduce costs. Image: Fraunhofer IMWS. Inverters are critical to ...

French testing and certification laboratory Certisolis has released initial results from accelerated degradation testing conducted under its Optisol program, highlighting performance gaps TOPCon solar ...

Advanced testing and characterization enable engineers to improve the performance, efficiency and reliability of silicon ...

Solar modules from Trina Solar, Canadian Solar, and Felicity Solar were tested in a prototype of a photovoltaic-thermal collector that uses excess heat from the PV elements to heat water. The system ...