⚖️ Unit Converter

⚡ Energy Converter

Convert between joules, calories, kilowatt-hours, BTU, and more energy units. 72 conversion pairs available.

All Energy Units

UnitSymbolConvert to...
JouleJ
→ kJ→ cal→ kcal→ Wh→ kWh+3 more
KilojoulekJ
→ J→ cal→ kcal→ Wh→ kWh+3 more
Caloriecal
→ J→ kJ→ kcal→ Wh→ kWh+3 more
Kilocaloriekcal
→ J→ kJ→ cal→ Wh→ kWh+3 more
Watt HourWh
→ J→ kJ→ cal→ kcal→ kWh+3 more
Kilowatt HourkWh
→ J→ kJ→ cal→ kcal→ Wh+3 more
BTUBTU
→ J→ kJ→ cal→ kcal→ Wh+3 more
ElectronvolteV
→ J→ kJ→ cal→ kcal→ Wh+3 more
Foot-Poundft·lbf
→ J→ kJ→ cal→ kcal→ Wh+3 more

All Conversion Pairs

J → kJJ → calJ → kcalJ → WhJ → kWhJ → BTUJ → eVJ → ft·lbfkJ → JkJ → calkJ → kcalkJ → WhkJ → kWhkJ → BTUkJ → eVkJ → ft·lbfcal → Jcal → kJcal → kcalcal → Whcal → kWhcal → BTUcal → eVcal → ft·lbfkcal → Jkcal → kJkcal → calkcal → Whkcal → kWhkcal → BTUkcal → eVkcal → ft·lbfWh → JWh → kJWh → calWh → kcalWh → kWhWh → BTUWh → eVWh → ft·lbfkWh → JkWh → kJkWh → calkWh → kcalkWh → WhkWh → BTUkWh → eVkWh → ft·lbfBTU → JBTU → kJBTU → calBTU → kcalBTU → WhBTU → kWhBTU → eVBTU → ft·lbfeV → JeV → kJeV → caleV → kcaleV → WheV → kWheV → BTUeV → ft·lbfft·lbf → Jft·lbf → kJft·lbf → calft·lbf → kcalft·lbf → Whft·lbf → kWhft·lbf → BTUft·lbf → eV