How long is the warranty period of polycrystalline solar panel ?

A warranty provided by LONGSUN SOLARELECTRIC CO.,LTD deals with product defects in materials and workmanship from the original date of purchase from our factory. Its coverage can last up to several years, although the length of the coverage varies from product to product. So for how long we will be held accountable for a specific product, please contact Customer Service. For those products that are intended to last a long time, we usually consider offering longer warranty periods, provided that the quality of these products should be improved and the failure rate is controlled during the specified time.

Over the years LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel has become a sought-after supplier because of its unique ability to successfully custom-design and manufacture most efficient solar panels to meet customers' needs. semi-flexible solar panel series manufactured by LONGSUN SOLARELECTRIC CO.,LTD Longsun Solar Panel include multiple types. And the products shown below belong to this type. Longsun low cost solar panels is well-controlled in every detail. The product has found its way to tens of countries worldwide. People can use this product to decrease energy expenses and respond to the financial impact of unpredictable sharp energy price increases that could happen in the years to come. The product is delivered with certificates, installation manual, and maintenance instructions.

We aim to create positive social and environmental impact from the beginning to the end of a product's life cycle. We’re moving one step closer to a circular economy by encouraging the reuse of our products.