California-based solar cell manufacturer, solar module manufacturer, and solar power developer SunPower said recently that it had made its one billionth solar cell. The company started making them 11 years ago. SunPower solar cells are high efficiency compared to other commercially available cells, currently achieving about 24.2% efficiency. When the company started making them in 2003, the efficiency
One Billion Solar Cells Made By SunPower was originally published on Solar Love!.