This Renogy High-powered 550-Watt Monocrystalline Solar Panel maximizes power output while minimizing installation space and system equipment costs, primarily used for utility-scale systems, solar power plants, residential and commercial applications. This solar panel combines high efficiency mono PERC cells with Half-Cell and 10-Busbar technologies to improve the electrical performance and power output of your solar array system. Generate renewable energy, reduce electricity bills and carbon footprint.Since 2010, Renogy has gained rich experience in designing and manufacturing the most efficient and robust solar panels and the most complete off-grid solar system. A focus on testing, quality control and traceability ensures our solar power system offers an industry-leading warranty and reliability guarantee. Invest in yourself by going Renogy. This will be your most economical long-term investment yet.