Nellis Air Force Base in the United States set up 72,000 solar  panels, which is North America's largest solar  photovoltaic system. The project by the U.S. Air Force, Municipal Mortgage & Equity MMA company's renewable energy enterprises, SunPower Corporation and the Nevada Power Company to build.  14MW of the Nellis solar  photovoltaic system can produce a year over 30 million KWh of Clean Energy, the base should be available to all electricity used by about 25 percent. Base have 12,000 people here live and work.

 SunPower designs and construction of the photovoltaic power generation facilities, using its proprietary single SunPower T20 Tracker solar  tracking system, all-weather track the sun, with the traditional system of fixed facilities to receive more energy as high as 30%.

 MMA renewable energy enterprises operate the solar  system, in the next 20 years will sell electricity to Nellis Air Force Base.