• SunPower® Solar Panel Portfolio

    More power in real-world conditions

The world's first 400W solar panels

SunPower® A-Series

Highest-wattage home solar panels available, period

Set a record of your own with the world’s first 400-watt solar panels, providing more power than ever before from fewer panels on your roof.

Explore SunPower® A-Series Solar Panels

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SunPower Efficiency A Series Solar Cells

Built with our newest Maxeon® Gen 5 solar cells, delivering up to 22.3% efficiency and the world’s first 400W panels.

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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.

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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.

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SunPower Efficiency P Series Solar Cells

Built with our unique shingled solar cells. Up to 19% efficiency and available in a range of panels from 380 to 400 watts. Optimized for large commercial projects.

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 Warranty Conventional Solar Panel Warranty*
*
90%
25 years 10 years
8% 19.3%
  • *. Representative of standard efficiency solar manufacturers. Competitor warranty information provided from latest warranty documentation from various conventional panel manufacturer websites as of June 2017.
  • *. Shipping of new panel covered by some conventional warranties.
  • *. 25-year coverage for all core components on the roof: solar panels, microinverters and racking system. 10-year product warranty term for monitoring hardware.

Power, product, and service, we’ve got you covered

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.

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