Quality Control Inspection & Audit Services for Solar Panels

Our quality experts sharpen a client''s competitive edge by providing expert advice, verifying supplier reliability, improving factory performance, controlling solar panel quality, and ensuring compliance with international

Solar services for the entire supply chain

Our experienced experts will help you through the entire process of testing and certification of your solar PV modules according to the set different requirements and regulations.

PV Modules and Panels Testing

Our state-of-the-art PV testing and certification centers provide both safety and performance testing from a single source, including facilities in: Shanghai, China; Taipei, Taiwan; Cortland, New York; and Lake Forest,

Solar Energy Testing, Inspection, and Certification Services

Depending on your place in the value chain, there are several types of testing for both photovoltaic (PV) panels and peripheral equipment. We can help you identify and complete the testing that makes sense for your

Third-Party Verification

When it comes to your solar panels'' structural integrity and energy performance, you don''t have to take our word for it. Our partner company conducts objective quality assurance tests that ensure every facet of your solar

Testing and inspection of photovoltaic plants

DNV provides a variety of verification and inspection services in solar energy using a wide selection of test methods and testing technologies. DNV''s independence from any manufacturer of photovoltaic modules or

Top Photovoltaic Module Testing And Certification Companies

As solar panels become more widespread, choosing the right testing partner is essential for manufacturers, developers, and regulators alike. With numerous vendors offering diverse solutions,...

American Union of Solar System Inspectors

AUSSI provides quality solar panel inspections, diagnostic reports, valuation models, and solar repair for residential systems. In our experience, residential solar systems often are not properly inspected and their

Solar Testing | Solar Inspection | Applus+ USA

Applus+ specialized team supports its clients by offering tailored solutions to ensure that the main components of solar projects meet the highest quality standards, combining on-site solar farm testing services with in

The Best Solar Companies (2026 Guide)

We''ve spent over 770 hours analyzing everything from product specifications to installation quality and warranty terms to help you make an informed decision. This guide compares our picks for the best solar