Term | Definition |
---|---|
Kilowatt (kW) |
The basic unit of electric demand, equal to 1,000 watts. |
Kilowatt-hour (kWh) |
A unit of energy equal to 1,000 watt-hours. The basic measure of electric energy generation or use. A 100-watt light bulb that is left on for 10 hours uses one kilowatt-hour. |