• As of March 5, 2019, the highest wattage solar panel available is the SunPower 415 watt residential solar panel. Boasting a ground-breaking 22.3% efficiency, the SunPower 415 is the highest efficiency solar panel commercially available. So for homeowners who want the most powerful solar on their roof, the SunPower 415 is it. Now homeowners can create more power with less roof space, and therefore will maximize their electricity savings.

    The A-Series Difference

    What makes the A-Series panel stand out from SunPower’s previous panels is the patented Maxeon Gen 5 solar cell, which 65% larger than previous solar cells, which allows it to deliver its exceptional efficiency. Beyond power generation, its specialized interdigitated back contact cell technology makes it extra durable and resistant to elements, so it generates more power for longer. It’s large size and durability make it the strongest and most powerful solar cell by far, followed only by SunPowers older generations of panels.

    Compatible with Equinox

    Much like previous SunPower panels, the new A-Series solar panels work seamlessly with SunPower’s innovative Equinox all-in-one home solar solution. Combining SunPower’s state of the art Invisimount racking, the most discreet and aesthetically inconspicuous racking in solar, with SunPower’s built-in microinverters, and SunPower’s highly efficient panels, the Equinox system is the only fully integrated racking + solar system in the industry. The Equinox system, with it’s built-in microinverters, is designed to produce the most power possible when the Sun is shining, even when there is shade. That’s why, if you combine the A-Series panels with the Equinox system, you will be getting the most powerful and aesthetically pleasing solar system on the market.

  • Make the Most of Your Roof Space

    The A-Series solar panels are proven to produce 60 percent more power over 25 years given the same roof space as other solar panels - which means more money saved with less roof space. So if you have a small roof, or want to limit the space your solar panels take up, the A-Series of solar panels are made for you. Taking up less space also means there is less space that can be shaded, which means less points of failure and less space for interruption of production.

    Backed by an Exceptional Warranty

    On top of the A-Series exceptional efficiency, extended useful life, and beautiful aesthetics, it is also backed by SunPower’s Complete Confidence Warranty, the best in the solar industry.

    Encompassed in this warranty are:

    • Power Warranty - Highest output protection in the industry, 92% production at year 25
    • Product Warranty - Covers defects related to both workmanship and products for 25 years.
    • Service - SunPower will replace or repair any defect with panels, microinverters, or racking system.

    So as you can see, the new SunPower A-Series 415 solar panel is by far the most exceptional panel on the market: with the highest wattage, the best aesthetics, longest useful life and best warranty. So if you’re trying to get the most power and value out of your solar system, the A-Series 415’s are the way to go. Call us today to get a free quote on SunPower 415’s.


  • About the Author

    Michael Powers


    Michael is one of the founding partners of Stellar Solar. In 2001, he helped launch The Home Depot’s national solar energy program which is now offering home solar through hundreds of stores in nearly a dozen states. He is a writer and marketing professional with over 30 years’ experience in the fields of energy, market intelligence and leadership training. He currently serves as treasurer and board member of Global Energy Network Institute (GENI), a San Diego-based non-governmental organization that advocates linking renewable energy resources around the world using electricity transmission.