Glossary

  • Kilowatt-hour (kWh)

    A unit of electrical energy which is equivalent to one kilowatt of power used for one hour. One kilowatt-hour is equal to 1,000 watt-hours. An average household will use between 800 - 1300 kWh per month depending upon geographical area. It is equivalent to 3,412 Btu.

  • Kilowatt (kW)

    A unit of electrical power equal to one thousand watts.

  • Kilowatt-year (kW-Y)

    A unit of electrical capacity demanded for 8760 hours.