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SunPower Maxeon

Maxeon manufactures the Maxeon 6 residential solar panel using Interdigitated Back Contact cell technology. The line targets homeowners who want top-tier efficiency and the industry's longest warranty.

The Maxeon 6 DC is Maxeon's residential flagship panel, rated at 425 to 440 watts. It reaches up to 22.8 percent efficiency on Maxeon Gen 6 monocrystalline cells. Maxeon backs the panel with a 40-year warranty.

Efficiency and Power Output

The Maxeon 6 DC reaches panel efficiency of up to 22.8 percent. The SPR-MAX6-440 hits 22.8 percent, the SPR-MAX6-435 hits 22.5 percent, and the SPR-MAX6-425 hits 22.0 percent. Maxeon builds each panel on 66 monocrystalline Maxeon Gen 6 solar cells.

Maxeon rates the residential line across a power range of 425 to 440 watts. The design maximizes energy generation through leading efficiency and strong high-temperature performance. That output suits homeowners who want maximum production per panel.

Degradation and Warranty

Maxeon warrants minimum output of 98.0 percent in year one for the Maxeon 6. The maximum annual degradation is 0.25 percent. That slow decline supports high energy yield over the panel's life.

Maxeon covers the panel with 40 years of product coverage and 40 years of performance coverage. In the United States the 40-year warranty terms require digital warranty registration and installation by an authorized Maxeon Partner. The coverage is the longest in the residential solar industry.