SolarWorld group is one of the world’s largest solar PV manufacturers in today's energy industry. As the largest U.S. solar manufacturer for 40 years, SolarWorld is recognized as America’s solar leader. They meticulously carry out the most important steps in the solar production process on U.S. soil—from sourcing and manufacturing to assembling and hiring. SolarWorld SW series monocrystalline and polycrystalline solar panels are between 250 watts and 275 watts. SolarWorld solar panels help increase energy output and improve returns on investments.