SAN JOSE, Calif., April 3, 2013 /PRNewswire/ -- SunPower Corp. (NASDAQ: SPWR), a global solar energy and technology provider, today introduced its SunPower X-Series Solar Panels (X-Series), a new product line for the residential market that offers an unprecedented 21.5 percent efficiency. The X-Series delivers more energy, higher reliability and superior aesthetics than conventional solar panels. The new world-record efficiency of this product line has received third-party validation by the National Renewable Energy Laboratory (NREL).
The X-Series is made with SunPower's third-generation Maxeon® solar cells which are built on a solid copper foundation for high reliability and performance. This foundation makes them virtually impervious to the corrosion and cracking that typically degrade conventional panels. As a result, SunPower solar panels are backed by the industry's first combined 25-year product and power warranty.
"Our research and development teams have been working diligently to surpass the high performance standards set by our SunPower E-Series Solar Panels that are built with our second-generation solar cells. Today, we are proud to announce the world-record efficiency X-Series product line," said SunPower CEO Tom Werner. "SunPower has set the bar once again, as we continue to beat our own efficiency records, while delivering the most reliable solar technology on the market."The X-Series delivers approximately eight to 10 percent more energy per rated watt when compared with conventional solar panels. Features include:
- High energy output with no light induced degradation
- Better low-light and spectral response, generating electricity earlier in the morning and longer in the evening
- Low temperature coefficient, allowing for more electricity generation on hot rooftops
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