Defined term
Kilowatt
A kilowatt is a unit of power equal to 1,000 watts.
Also known as kW
measurement · Concept code GS-CONCEPT-007 · Last verified August 7, 2026
Definition and decision context
Why it matters
Residential solar system capacity is commonly expressed in kilowatts.
Verified August 7, 2026
Definition
A kilowatt is a unit of power equal to 1,000 watts.
Verified August 8, 2026
Concept relationships
Related concepts
- Kilowatt-hourPublished concept
Affects
- Solar system sizePublished concept
Primary sources
- U.S. Energy Information Administration: Units and calculators explained
Accessed August 7, 2026 · Source event date unavailable
- U.S. Energy Information Administration: Electric Power Monthly, Table C.4: Unit of Measure Equivalents for Electricity
Revision Electric Power Monthly June 2026 · Accessed August 8, 2026 · Source event as of June 25, 2026
Related GeoStellar pages
- Calculators / Solar savingsmentions