How many years of warranty for photovoltaic B-grade 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 makes a good solar panel performance 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.

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.

Can a solar panel warranty be void?

The following are some common ways in which a solar panel warranty can be voided. Most solar manufacturers only offer a warranty if your PV system is installed by professionals. In other words, you will most likely void the warranty if you attempt a DIY installation, even if you manage to install the panels properly.