Testing For Quality In Solar Panels

If you look at the issue of solar panels, you quickly discover that there are numerous makes, models, and sources.  With hundreds of manufacturers, many of them from China and other overseas markets, it’s probably not surprising that there can be a vast difference in panel quality – not only among various brands, but between specific factories and individual panels.  This matters a lot, as investors are counting on panel performance expected to last 25 years or more, and making sizeable bets, in the hundreds of millions of dollars.  It’s going to matter even more in the years to come: Navigant recently issued a report projecting global solar installations of 438,000 MW by 2020, with $134bn in annual revenues. Read more