25 year

We recently announced our new SunPower Complete Confidence Warranty. Today, we answer all of your questions about the industry's best 25-year solar warranty. Q. What’s the advantage of a single warranty on the whole system from one manufacturer? A. A working solar system is composed of many components that work together to turn sunlight into usable power for your home. When you buy a SunPower® solar system with components that are designed and engineered to work together, you get the confidence of knowing that not only will the system work better together, but also that, should anything go wrong, you ...