The Sharp NU-U235F1 235-watt solar panel is made from monocrystalline silicon. With a maximum load of 50 pounds per square foot and a superior power tolerance, this panel is definitely a sturdy, quality panel. Manufactured in Memphis, this Sharp solar panel is designed for commercial, residential grid-tie roof systems or for arrays mounted on the ground. It comes with 25-year limited warranty and are UL listed. 

The technology used in the Sharp NU-U235F1 235 watt solar panel is based on 50 years of research. Sharp's proprietary innovation in surface texturing maximizes the light absorption of a solar panel, yielding a higher efficiency rating. (An efficiency rating is the percentage of sunlight that is converted from a module into energy to maximize your savings.) 

Sharp manufactures their solar panels to withstand the most rigorous operating conditions, while still offering high power output.