How Long Do Solar Panels Last

Chances are if you installed a roof top solar system today it would last longer than your roof.

How long do solar panels last.

Especially because your panels will not stop working after 25 years they just won t work as well. Most solar panels last 25 years with an average annual degradation rate of 50. Solar inverters and solar batteries will need replacing within the 25 year solar panel lifespan. 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.

Polycrystalline silicon panels on the other hand are blue in color. 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. As a general solar industry rule of thumb solar panels last about 25 30 years. Properly maintaining your solar panels will help ensure they last longer.

The general answer for monocrystalline and polycrystalline panels is 25 years. When you re considering investing in a solar installation wondering how long home solar panels last is a question that inevitably pops up. Solar panels last about 20 years according to the federal trade commission. For instance if you have installed monocrystalline panels you can continue to use them without any issue for more than 25 years.

However this doesn t mean the panels on your roof will stop producing electricity after a couple of decades. To put your mind at ease studies have proven solar panels can last anywhere between 25 to 30 years or sometimes more.