This article will provide a detailed introduction to the U-bolts of photovoltaic panels, including their application scenarios, structural characteristics, materials, dimensions, installation methods, debugging steps, and precautions. Each accessory is critical in enhancing system performance and. ews and bolts according to the size and weight of the solar panel. There are many types of solar connectors in t e market,but the most popular option availab rdware is vital for solar panels'. Engineering-grade bolts engineered for rooftop and ground mount solar panel installations. Superior corrosion resistance and mechanical properties for reliable long-term performance. The U-shaped bolt of the photovoltaic panel is mainly used to.