Lucas123 writes: SolarCity, one of the country's leading solar panel makers and installers, today said it has been able to create a product that has a 22.04% efficiency rating, topping its closest competitor SunPower, by about one percent. While the percentages may appear small, SolarCity said the new panels, which will go into pilot production later this month, will produce 30% to 40% more energy with the same footprint as its current panels, and they will cost no more to make.
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