Clean Solar Panels Increase Energy Output

Anything that blocks sunlight from your solar panels, such as tree branches, dirt and leaves can reduce your energy output. The Solar Electric Power Association (SEPA) states that energy output can be decreased by about 10% due to dirt and other residues. In areas with heavy bird droppings, pollution, dust or pollen, the efficiency can… Continue Reading

How Important is Module Efficiency?

Sunpower, an American company, sells the solar module with the highest efficiency of 19.6%.  Number three Sanyo  HIT technology combines a crystalline silicon cell with an additional amorphous silicon layer. The difference between the leader and the number 10 is 3.4%; Although a small difference, it could be relatively significant. The difference could mean you… Continue Reading