Why SunPower's Latest Efficiency Record Is Significant

SunPower recently announced that it had developed a silicon solar module with a record conversion efficiency of 24.1%, beating the company’s previous record of 22.8%, while putting it well ahead of rivals SolarCity and Panasonic, who recently reported record efficiencies. The development is notable for SunPower, since it allows the company to bolster its marketing narrative of having the world’s most efficient solar panels, while potentially allowing it to cut installation costs further, mak...