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J/kg to kWh/kg Converter

Convert joule per kilogram (J/kg) to kilowatt-hour per kilogram (kWh/kg). Enter a value for an instant result, or use the examples and reverse conversion below.

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ENERGY

Specific energy

Energy stored or released per unit mass.

J/kg
kWh/kg

Try a decimal, 1e-9, 1/3, or 5 1/2.

Result0.000000277778 kWh/kg1 J/kg = 0.000000277778 kWh/kg
HOW IT IS CALCULATED

Convert through joule per kilogram

Enter a joule per kilogram value to calculate kilowatt-hour per kilogram with full internal precision before display rounding.

Display PrecisionAuto · 6 significant digits

Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.

QUICK REFERENCE

All units in this quantity

UnitSymbolConverted value
joule per kilogramfrom J/kgJ/kg1
kilojoule per kilogramfrom J/kgkJ/kg0.001
megajoule per kilogramfrom J/kgMJ/kg0.000001
watt-hour per kilogramfrom J/kgWh/kg0.000277778
kilowatt-hour per kilogramfrom J/kgkWh/kg0.000000277778
thermochemical calorie per gramfrom J/kgcalₜₕ/g0.000239006
Btu per poundfrom J/kgBtuIT/lb0.000429923

SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.

J/kg to kWh/kg Conversion Reference

Joule Per Kilogram (J/kg) and kilowatt-hour per kilogram (kWh/kg) are units of specific energy. Use this page to convert in either direction.

Conversion Examples

Joule Per Kilogram to Kilowatt-hour Per Kilogram
Joule Per Kilogram (J/kg)Kilowatt-hour Per Kilogram (kWh/kg)
1 J/kg0.000000277778 kWh/kg
5 J/kg0.00000138889 kWh/kg
10 J/kg0.00000277778 kWh/kg
100 J/kg0.0000277778 kWh/kg

Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.

Reverse Conversion

kWh/kg to J/kg (kilowatt-hour per kilogram to joule per kilogram)

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