What Is a Sun Hour? (Peak Sun Hours Explained for Solar Energy) It can be confusing at first, because a Sun-Hour is NOT merely an hour’s worth of sunlight. A Sun-Hour is a unit used to measure the solar radiation from the sun, but to make it useful, it needs to be defined and consistent.

Difference Between Power and Energy (Watts vs kWh Explained) We often see people getting confused as to the difference between power and energy. The difference is distinct and actually quite simple and easy to understand. Think of it this way. If a dam is holding back a lake full of water, the power rating of