Solar Panel Warranties Explained | Performance vs Product vs
Learn the differences between solar panel warranties: performance, product, and workmanship. Understand what each one covers and what to ask your installer.
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Let's break down solar panel warranties, different levels of coverage and what you can expect to be protected from. Solar panel protection comes in two levels: manufacturer warranties covering product defects and energy output, including degradation, and installer warranties covering workmanship and installation quality.
SunPower has the best solar panel warranties, with a 25-year product warranty and a power performance guarantee of 92% after 25 years. However, Panasonic also offers some of the best solar panel warranties in the PV industry, with a power performance guarantee of 90.8% after 25 years. What Solar Panels Have a 25-year Warranty?
An ideal solar panel performance warranty should include the following conditions: Certain solar manufacturers may even guarantee a degradation rate as low as 0.25% per year, coupled with a performance warranty period of up to 30 years.
Generally, the most robust warranties are obtained by hiring installation companies certified by the solar brands they represent. Alternatively, long warranties can also be secured from solar manufacturers that provide their own installation services. What Is Not Covered by a Solar Panel Warranty?
Learn the differences between solar panel warranties: performance, product, and workmanship. Understand what each one covers and what to ask your installer.
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Learn about solar panel warranties, including product, performance, and installer coverage, to protect your investment and maximize long-term savings.
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Solar panel warranty coverage can be confusing. This article explains everything you need to know, including different types of panel warranties and more.
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