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Post by mediadogg on Nov 13, 2019 13:57:27 GMT
Here is a typical Renogy solar panel warranty. Keep in mind that manufacturer warranties are notoriously conservative. They expect (and need) for the products to perform far better.
WARRANTY INFORMATION Panels 25-year power output warranty: 5 year/95% efficiency rate, 10 year/90% efficiency rate, 25-year/80% efficiency rate
5-year material and workmanship warranty
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