• SunPower® Solar Panel Portfolio

    More power in real-world conditions

We design and manufacture every SunPower® solar panel to meet rigorous standards for performance and reliability. Choose SunPower and rest assured you’ve chosen the highest-quality, long-lasting solar panels for your home, business or organization.


SunPower Efficiency X Series Solar Cells

Built with Maxeon® solar cells, delivering up to 22.7% efficiency and up to 370 watt residential panels. Perfect for space constrained projects. Larger panels for commercial use range up to 470 watts per panel.

See X-Series details


SunPower Efficiency E Series Solar Cells

Built with Maxeon® solar cells, delivering up to 20% efficiency and available in 320, 327 or 435 watt panels. Great all-around solar panel.

See E-Series details


SunPower Efficiency P Series Solar Cells

Built with our unique shingled solar cells. Up to 17% efficiency and available in a range of panels from 330 to 350 watts. Optimized for Oasis power plants.

See P-Series details

SunPower solar panels

SunPower® Maxeon® Solar Cells for E-Series and X-Series Panels

See how we stack up against the competition. Available on both residential and commercial solar systems.

Better Product, Better Warranty

SunPower® Complete Confidence Panel Warranty
E-Series and X-Series
vs Conventional Solar Panel Warranty
25 years 10 years
8% 19.3%

Industry-leading Warranty

SunPower covers 100% of repair or replacement costs, while conventional solar warranties don’t.* Labor, shipping, parts – we’ve got you covered for 25 years.* Plus we guarantee that your panels won’t lose more than 8% of their original power output in 25 years. Compare that to 19% for conventional solar.

  • *. Representative of standard efficiency solar manufacturers such as Trina, YingLi and Canadian Solar. Competitor warranty information provided from latest warranty documents, as of 2017.
  • *. Shipping covered by some conventional warranties.

Learn more about solar panels