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Kilowatt-hour a Joule

Food calories are kilocalories. Utility bills use kilowatt-hours. Both are energy units, but in different contexts.

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De1 kWh
Resultado3.600.000 J
Factor1 kWh = 3.600.000 J
Source basisBIPM SI Brochure · NIST Guide to SI Appendix B

Examples

011 kWh = 3.600.000 J

Example value from the reference table. Internal calculation uses stored factors; display output is rounded.

02Error común

Food calories are kilocalories. Utility bills use kilowatt-hours. Both are energy units, but in different contexts.

03Unidad base: J

1 kWh = 3,600,000 J. Then the value is converted through the base unit J into Joule.

Tabla

Kilowatt-hourJoule
13.600.000
1036.000.000
100360.000.000
350012.600.000.000

Fórmula

1 kWh = 3,600,000 J. Then the value is converted through the base unit J into Joule.

Fuentes

BIPM SI BrochureSI base units, prefixes and official SI context.NIST Guide to SI Appendix BNIST conversion-factor method and non-SI factors.

Conversiones relacionadas

Joule a Kilowatt-hourJ → kWhEnergíaKilocalorie a Kilojoulekcal → kJEnergíaKilojoule a KilocaloriekJ → kcalEnergíaBritish thermal unit a Kilowatt-hourBTU → kWhEnergía

Search and practice paths

Search and practice paths

FórmulaTablaExamplesError comúnEveryday/engineeringExcel/CSVConversor por lotesPrint view
kWhEnergy prices, kWh and technical work
Factor origin

Factors come from the stored source family and are not derived from rounded display values.

Rounding rule

UnitCloud keeps calculating with stored factors and rounds only the displayed output by selected precision.

When not to use

Do not use as the sole basis for official, medical, safety-critical or contractual decisions.

Citation

Citation note: UnitCloud, conversion with formula, sources current as of May 2026. Energía. Source basis: BIPM SI Brochure · NIST Guide to SI Appendix B.

Common questions

What is the factor for Kilowatt-hour a Joule?

1 kWh = 3.600.000 J

Which formula does Kilowatt-hour a Joule use?

1 kWh = 3,600,000 J. Then the value is converted through the base unit J into Joule.

When should I verify the result?

Do not use as the sole basis for official, medical, safety-critical or contractual decisions.