If you are going to invest in solar power, why not have the best! SunPower solar panels are designed to turn on earlier, produce more power, and turn off later in the day than other solar panels. So you can make the most of abundant solar energy and the vast savings it brings. SunPower® X-Series solar panels deliver the highest efficiency performance with 22% and long-lasting durability at a great value. They incorporate premier technology With the Maxeon Solar Cell as it is the only cell built on a solid copper foundation. Virtually impervious to the corrosion and cracking that degrade conventional panels. Compared to other technologies, SunPower converts the greatest percentage of sunlight into electricity, by producing 38% more power per panel and 70% more energy than conventional panels over 25 years. Not only do they have the highest efficiency but also the highest production as they 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. This means that you’ll generate more electricity and save more money on your electricity bills over the lifetime of your system.