How Long Do Solar Panels Last On Roof

To put your mind at ease studies have proven solar panels can last anywhere between 25 to 30 years or sometimes more.

How long do solar panels last on roof.

The warranty typically guarantees panels will work above 80 of their rated efficiency after 25 years. This is the industry standard warranty from tier 1 manufacturers. 25 years or longer. Chances are if you installed a roof top solar system today it would last longer than your roof.

In reality solar panels can last quite a bit longer than that. However this doesn t mean that they stop producing electricity after 25 years it just means that energy production has declined by what manufacturers consider to be a significant amount. The general answer for monocrystalline and polycrystalline panels is 25 years. These real world experiments will tell us more about how long solar panels last but there is plenty of evidence already to show that solar panels can last 30 years and beyond.

How long do solar panels last. Especially because your panels will not stop working after 25 years they just won t work as well. However this doesn t mean the panels on your roof will stop producing electricity after a couple of decades. Talking about the overall lifespan of a solar panel it may live up to 25 to 30 years depending on the installation conditions and type of material used for its production.