| You've bought into the idea of generating electricity | | | | about a half percent a year in efficiency. |
| through solar means, so now what? Naturally, any | | | | This new information should affect how homeowners |
| homeowner or business interested in photovoltaic | | | | and businesses analyze a solar investment. If you |
| power wants to know how long these panels will | | | | spread the investment over 30 years (or 40 years) |
| actually last. Since solar modules have no moving | | | | rather than 20 years, the return on investment is much |
| parts, they actually can last a pretty long time. | | | | more substantial. Thereby, those who investment in |
| Typically, solar panel manufacturers issue a 20 or 25 | | | | solar power can feel more secure that they are |
| year warranty on panels, but most installers say they | | | | making the right decision. |
| can endure more than 40 years with proper care. | | | | Although the solar array on your home will likely not be |
| Andy Black, one of the leading solar financial analysis | | | | worth as much as new panels with the same wattage |
| experts and instructor, recently published his report on | | | | in 25 years, it should have paid itself off many times |
| the lifespan of solar panels. His analysis showed that | | | | over and will still be producing free power for your |
| the first solar panels manufactured about 40 years | | | | home. There is no reason to buy new panels if the |
| ago are still creating power at about 80% of their | | | | ones you already have are still producing enough |
| original power. From that study combined with his other | | | | power for your needs. |
| analysis, he concluded that most solar panels will lose | | | | |