Every solar panel company makes bold claims about its panel efficiency, maximum wattage availability, temperature coefficient and other specs in optimal conditions. Anyone who does product testing ...

If you stop to think about it, it’s a marvel that we can harness energy from the sun. But we do, thanks to solar panels equipped with photovoltaic cells that convert sunlight to electricity. That’s no ...

A new hail test for solar panels shoots small to large hailstones at solar panels while aimed to more accurately determine the panel’s breaking point. Introduced by VDE Americas, the “Hail Resiliency ...

Solar panel efficiency determines how much sunlight your panels can turn into electricity and how much you’ll save on bills ...

Most homeowners will need between 15 and 22 solar panels to cover their electricity use, but the exact number depends on three main factors: how much power your household consumes, how much sunlight ...

Cleaning your panels once or twice a year can keep them in top shape. Always turn off your panels before cleaning them. Know where your solar array's DC shut-off is, and know/learn the procedure for ...