• SunPower® Solar Panel Portfolio

    More power in real-world conditions


SunPower Efficiency A Series Solar Cells

Built with our newest Maxeon® Gen 5 solar cells, delivering up to 22.7% 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.

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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*
25 years 10 years
8% 17%
  • *. 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

While most solar warranties are full of headaches, the SunPower® Complete Confidence Warranty keeps things simple with one company covering your entire system. And with rigorous testing and unmatched reliability, it’s best warranty you may never need to use.*

  • *. Jordan, et. al. Robust PV Degradation Methodology and Application. PVSC 2018

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