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Renewable Energy Test Center (RETC), LLC

RETC, LLC (Renewable Energy Test Center, LLC) is an engineering services, and certification testing provider for photovoltaic and renewable energy products.

46457 Landing Parkway, Fremont, CA 94538, United States

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Our Company

RETC is TÜV SÜD’s exclusive PV Test Laboratory in North America and Global Partner complementing its strategy to deliver a One-Stop-Shop capabilities for the growth of PV testing and certification services. RETC is ISO 17025 accredited by A2LA, an ILAC affiliated laboratory, and awarded a CBTL status, the highest accreditation in IEC scheme.

RETC offers Outdoor Endurance and Long Term Performance testing capabilities at its Nevada test site for desert/southwest weather conditions and at its Philippines test site for tropical high temperature and high humidity weather conditions. RETC also provides testing services for PV panels, BOS devices (trackers/tracking systems controls and monitoring, inverters, micro-inverters,) and other renewable energy product components to support the growing need for a 3rd party performance validation and monitoring.

RETC brings value from R&D - to Market Entry - to Bankability, focusing on providing "Unequaled Time-to-Market" as a key component of Customer Value-Chain.

At RETC, we believe in the need for cleaner, better, and cheaper technologies to meet the global demand for energy. We want to help people bring ideas to life that will benefit us all. We believe in early customer engagement to help ensure a smooth product certification and new product introduction (NPI) process.

We will work tirelessly to become “THE CHOICE” for photovoltaic and solar products testing globally, and a world class Renewable Energy Test Center where Technical and Operational Excellence serves the ultimate goal of Customer Satisfaction.


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  • Location:

    Other: 46457 Landing Parkway, Fremont, CA 94538, United States