Other Products

To provide a more comprehensive energy testing ecosystem, Preen develops professional-grade auxiliary equipment and carrier solutions for specific standards, in addition to our core AC/DC power sources and test systems. ARLC Series: A professional-grade RLC load simulator independently developed by Preen, specifically designed for green energy equipment R&D and QA. Compliant with international standards such as IEEE 1547 and 1547.1, it can precisely simulate various extreme islanding conditions, including voltage/frequency drift, reactive power imbalance, and perfect power matching.