SunPower® Solar Panel Portfolio
More power in real-world conditions
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.
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.
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|
- *. 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.