Energy
Browse Energy conversions1 British thermal unit = 0.2521644007 kilocalorie
Precision
Unit Notes
- 1 British thermal unit (BTU) equals 1055.05585262 joule.
- 1 kilocalorie (kcal) equals 4184 joule.
Equivalent Values
1055.05585262
joule
1.0550558526
kilojoule
252.1644007218
calorie
0.2521644007
kilocalorie
0.2930710702
watt-hour
0.0002930711
kilowatt-hour
1
British thermal unit
6585140678190667137024
electronvolt
0.00001
therm
Nearby Values
0.5 British thermal unit
0.1260822004 kilocalorie
1 British thermal unit
0.2521644007 kilocalorie
2 British thermal unit
0.5043288014 kilocalorie
5 British thermal unit
1.2608220036 kilocalorie
10 British thermal unit
2.5216440072 kilocalorie
- Formula
- (1 x 1055.05585262) / 4184
- Rounding
- Displayed to 10 decimal places, trimmed for readability.
- Assumption
- Energy units use SI definitions. Calorie is the thermochemical calorie at 4.184 joules. BTU is the International Table BTU.