The leading solar module reliability and performance testing lab
For over a decade, Kiwa PVEL has provided a suite of technical services for mitigating risk, optimizing financing and improving PV system performance around the world.
Kiwa PVEL is the independent lab of the downstream solar industry.
Our bankability testing replaces assumptions about PV module performance with quantifiable metrics, and connects manufacturers with a global network of downstream, module purchasing, companies.
Quicklinks
Access the 2026 PV Module Reliability Scorecard
Designed to support smarter solar procurement, the updated Scorecard helps buyers identify proven manufacturers and reduce project risk with confidence.
Learn more about Kiwa PVEL’s Product Qualification Program
Kiwa PVEL’s Product Qualification Program (PQP) is a key tool for mitigating PV module procurement risk by transforming industry-leading bankability testing into procurement intelligence. Learn more about our PQP methodology, PQP test details and procedures, and case studies from the lab and the field here.
Kiwa PVEL's News
Check out the latest news on developments, activities and events of Kiwa PVEL here.
Premium Partner Program
Kiwa PVEL offers quarterly test result presentations and calls, enabling module selection diligence and facilitating benchmarking and vendor list management for subscribers.
Kiwa PVEL’s Latest Resources
Buyers across the industry rely on Kiwa’s PVEL data and reports to make informed procurement decisions. Explore our latest available resources below.
Discover the Latest Improvements in Extended Module Reliability Testing: Kiwa PVEL’s Updated PQP
For 16 years, Kiwa PVEL has served as the solar industry’s leading independent test lab for photovoltaic (PV) modules. As the industry has grown and changed, we’ve regularly updated our suite of extended-reliability tests, the Product Qualification Program (PQP), to address new module technologies, designs, and failure modes, generating the data that matters for solar buyers. The results of this testing are presented in our annual PV Module Reliability Scorecard, a procurement resource accessed by tens of thousands of PV buyers around the world each year.
Download the Raising the Bar - Quality White Paper
Sept 5, 2024. In this white paper from Kiwa PVEL and Kiwa PI Berlin, we aim to provide the industry with guidance on module acceptance across Product Qualification Program (PQP) extended reliability testing, Pre-Shipment Inspection (PSI), Batch Testing and Ongoing Reliability Monitoring (ORM).
STAC
The Solar Technology and Cost Service, from Exawatt, Kiwa PVEL, and CRU, offers key insights for solar stakeholders.
