page_title: Kilowatt-hour
hierarchical_section_title: Kilowatt-hour
caption_attribution_description: English: Hydro-Quebec electric meter. Records energy usage in w:kilowatt hours. Note that alternate dials are read in opposite directions.
context_page_description: The kilowatt-hour is a unit of energy equal to 3600 kilojoules. The kilowatt-hour is commonly used as a billing unit for energy delivered to consumers by electric utilities.
context_section_description: The kilowatt-hour (SI symbol: kW⋅h or kW h; commonly written as kWh) is a unit of energy equal to 3600 kilojoules (3.6 megajoules). The kilowatt-hour is commonly used as a billing unit for energy delivered to consumers by electric utilities.
caption: Residential electricity meter located in Canada
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