If you have just started your solar educational journey, you might be wondering what the difference is between kWs and kWhs. Both terms get tossed around a lot in solar PV system conversations, and it is important to know what each means.

Kilowatts (kWs)

A kilowatt (kW) is a measure of power, or capacity. A kilowatt is 1,000 watts. Your lightbulbs are rated in watts–in the old incandescent world of lightbulbs, a standard 60W bulb needs 60 watts to turn on, and it puts out a certain amount of light. If you wanted more light from a single bulb, you … Read More