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 ...

Kiwa PVEL has rolled out major updates to its module testing programme, with two of the most important changes affecting Static Mechanical Load (SML) and hail testing. Image: Kiwa PVEL. Field claims ...

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

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 ...

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 ...

In the 12th edition, Kiwa PVEL names a total of 43 manufacturers as "Top Performers" in one or more of the tests, although ...

Manufacturers are working to address the impact of ultraviolet-induced degradation (UVID) on TOPCon cells, according to a webinar held as part of pv magazine Week Europe 2025. Klaus Hofmeister, ...

FREMONT, Calif.--(BUSINESS WIRE)--VDE Americas and RETC, part of the VDE Group, today introduced the Hail Resiliency Curve (HRC) Test, a groundbreaking test protocol designed to evaluate solar panel ...

On May 25, 2026, two mandatory national standards, "Safety Requirements for Photovoltaic (PV) Modules" (GB 47739-2026) and ...