Energy Converter
Convert between joules, kWh, BTU, calories, and more.
J (Joule)
4184
kJ (Kilojoule)
4.184
MJ (Megajoule)
0.004184
cal (calorie)
1000
kcal (kilocalorie)
1
Wh (Watt-hour)
1.1622222
kWh (Kilowatt-hour)
0.0011622222
MWh (Megawatt-hour)
1.162222e-6
BTU (British Thermal Unit)
3.9656668
Therm (US)
3.965667e-5
eV (Electronvolt)
2.611447e+22
ftΒ·lb (foot-pound)
3085.96
Reference
- 1 kcal (food calorie) = 4,184 J = 1.163 Wh
- 1 kWh = 3,600 kJ = 860 kcal = 3,412 BTU
- 1 BTU = 1,055 J β 252 cal
- 1 Therm = 100,000 BTU β 29.3 kWh