SunPower E-Series Panels have been voted best worldwide in 2012 Photon Performan
Sacramento Professional Solar Installation | Home Energy Performance Audits | Energy Savings

Solar Products


If you're looking for quality solar products, Valley Solar has you covered! We only select the best PV panels, inverters, mounting systems, and hot water heaters for your home. Plus, we constantly evaluate the newest solar technologies to offer you the latest technology, best quality, and price.


SunPower - The Planet's Most Powerful Solar

Founded more than a quarter-century ago, SunPower has set and broken world records from the start. Without SunPower, the story of solar could not be written. The fact is, SunPower has been responsible for major industry milestones since their incorporation in 1985, and has challenged conventional thinking. Delivering the highest-efficiency solar cells and solar panels, and the most advanced solar energy systems, SunPower is The World’s Standard for SolarTM.



SunPower X-Series Solar Panels: Maximum Efficiency, Unmatched Aesthetics

SunPower Maxeon Solar Cell

  • Engineered for peace of mind
    Designed to deliver consistent, trouble-free energy over a very long lifetime.
  • Designed for durability
    The SunPower Maxeon Solar Cell is the only cell built on a solid copper foundation. Virtually impervious to the corrosion and cracking that degrade Conventional Panels. Same excellent durability as E-Series panels.
    #1 Ranked in Fraunhofer durability test.
    100% power maintained in Atlas 25+ comprehensive PVDI Durability test.


SunPower X21 Solar PV Panels

SunPower X21 Solar PV Panels

  • 21.5% efficiency
    Ideal for roofs where space is at a premium or where future expansion might be needed.
  • Maximum performance
    Designed to deliver the most energy in demanding real world conditions, in partial shade and hot rooftop temperatures.
  • Premium aesthetics
    SunPower® Signature™ Black X-Series panels blend harmoniously into your roof. The most elegant choice for your home.


25 year graphSunPower X-Series Energy Production ChartMost Energy Per Watt Award

HIGHEST EFFICIENCY: Generate more energy per square foot
Generate more energy per square foot X-Series residential panels convert more sunlight to electricity producing 44% more power per panel and 75% more energy per square foot over 25 years.

HIGHEST ENERGY PRODUCTION: Produce more energy per rated watt
High year one performance delivers 8-10% more energy per rated watt.
This advantage increases over time, producing 21% more energy over the first 25 years to meet your needs.


SunPower Solar Panels: 25 Year Power and Product Warranty

25 Year Power Warranty Graph25 Year Product Warranty Graph

SunPower offers the best combined power and product warranty!