Solar panels generally come with two warranties: The product warranty covers the equipment and typically guarantees at least 10-12 years without fail, and the power or performance warranty often guarantees at least 90% production at 10 years and 80% at 25 years. [pdf]
[FAQS about Solar Photovoltaic Panel Warranty]
If the product you sold turns out to be faulty— or doesn't look or work as advertised — within the timeframe of the legal guarantee, you are responsible for this. In some countries this can also be the case. [pdf]
[FAQS about What is the warranty policy for European city battery cabinets ]
Yes, solar panels can still generate electricity when partially shaded, but with significantly reduced efficiency. Modern panels use bypass diodes to allow current to flow around shaded cells, preventing complete shutdown. [pdf]
[FAQS about Photovoltaic panels can generate electricity even if half of the panels are covered]
Submit your inquiry about solar microgrids, household hybrid power generation, industrial and commercial energy storage systems, battery technologies, hybrid inverters, and energy management solutions. Our solar energy experts will reply within 24 hours.