National standards for the warranty period of photovoltaic panels

How long is a solar panel warranty?

Solar panel warranties vary depending on the manufacturer, but in the solar industry, a 10-year product warranty and a 25-year performance warranty are typically considered the minimum standard. However, some manufacturers provide a 25-year product warranty and extend the performance warranty to 30 years. How Much Does a Solar Panel Warranty Cost?

What should I look for in a solar panel performance warranty?

Ideally, you should look for a solar panel performance warranty with the following conditions: Some solar manufacturers will guarantee a degradation rate as low as 0.25% per year, and a performance warranty period of up to 30 years. The best solar companies offer homeowners an installation warranty of their own.

What types of warranties cover solar panels?

There are two basic types of warranties that cover solar panels. A product warranty protects you from defects in a solar panel stemming from material quality or manufacturing errors. This is also referred to as an equipment or materials warranty

How do I get a solar panel warranty?

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?

Why are solar panel warranties important?

Solar panel warranties are important to make sure you get the expected electricity savings over time. For example, if your solar energy system is expected to save at least $1,200 per year, a 25-year warranty means you get $30,000 in guaranteed savings. Solar panel warranties also help you qualify for favorable loan conditions.

Do I need a solar power warranty?

In most situations, solar panel installations are considered a permanent attachment to a home. Thus, many homeowners insurance policies provide some overlapping coverage, so you might not need a separate solar power warranty for certain issues.