SunPower offers a 25-year Performance Warranty on their solar panels. In the unlikely event you have an under-performing panel, SunPower will repair or replace and install it. SunPower also offers a money back energy guarantee with their lease and purchase programs.
“Since 1985, it’s been the SunPower mission to provide the most reliable and efficient solar systems available. With more than seven million panels powering the globe, SunPower has proven the durability and reliability of our panels. We credit our success to the unique design of our patented SunPower® Maxeon® solar cell technology and our network of more than 2,000 expert partners whose top priority is keeping our customers powered. By offering the industry’s first combined power and product warranty, we are underlining our continuing commitment to deliver the best solar experience in the market.” Read more HERE!