Energy Unit Converter
Real-time conversion for Joules, Calories, kWh, hp·h, etc.
3,600,000
Formatting
6
Formula:1 kWh = 3,600,000 J
All Conversions
J
3,600,000
Joule
kJ
3,600
Kilojoule
MJ
3.6
Megajoule
GJ
0.0036
Gigajoule
cal
860,420.650096
Calorie
kcal
860.42065
Kilocalorie
BTU
3,412.141156
British Thermal Unit
thm
0.034121
US Therm
kgce
0.122835
kg of Coal Equivalent
Wh
1,000
Watt-hour
kWh
1
Kilowatt-hour
ft·lb
2,655,223.636211
Foot-pound
kg·m
367,097.836672
Kilogram-meter
hp·h
1.341022
Horsepower-hour
eV
2.2469432668058746e+25
Electronvolt
erg
36,000,000,000,000
Erg
tTNT
0.00086
Tonne of TNT
About This Tool
This online energy unit converter helps you quickly convert between different energy measurement units. Whether it is Joules (J) in physics, Calories (cal/kcal) in nutrition, Kilowatt-hours (kWh) in electricity, or Horsepower-hour (hp·h) and Coal Equivalent (kgce) in engineering, convert them instantly. High precision support makes it suitable for scientific research, engineering, diet management, and daily life.
Features
- ⚡ Multi-Unit: Covers Joules, Calories, kWh, BTU, Horsepower-hour, etc.
- 🔄 Real-time: Edit any field to update all others instantly
- 🎯 Scientific Precision: High precision for accurate calculations
- 📋 Easy to Use: One-click copy and reset
- 🛡️ Privacy First: Runs entirely in your browser