Kilojoules to British thermal units converter
British thermal units (BTU)
1 kilojoule = 0.9478171203 British thermal units
How to convert kilojoules to British thermal units
BTU = kJ × 0.947817120313
Multiply the number of kilojoules by 0.947817120313 to get British thermal units. Going the other way, divide by 0.947817120313 (or multiply by 1.05505585262).
One kilojoule is exactly defined as 0.947817120313 British thermal units (to 12 significant figures), and one British thermal unit is 1.05505585262 kilojoules.
Worked examples
- Convert 5 kilojoules: 5 × 0.947817120313 = 4.739085602 4.739085602 British thermal units.
- Convert 12.5 kilojoules: 12.5 × 0.947817120313 = 11.847714 11.847714 British thermal units.
- Convert 250 kilojoules: 250 × 0.947817120313 = 236.9542801 236.9542801 British thermal units.
Quick-reference table
| kJ | BTU |
|---|---|
| 1 | 0.9478171203 |
| 2 | 1.895634241 |
| 3 | 2.843451361 |
| 5 | 4.739085602 |
| 10 | 9.478171203 |
| 15 | 14.2172568 |
| 20 | 18.95634241 |
| 25 | 23.69542801 |
| 50 | 47.39085602 |
| 75 | 71.08628402 |
| 100 | 94.78171203 |
| 1,000 | 947.8171203 |
| BTU | kJ |
|---|---|
| 1 | 1.055055853 |
| 2 | 2.110111705 |
| 3 | 3.165167558 |
| 5 | 5.275279263 |
| 10 | 10.55055853 |
| 15 | 15.82583779 |
| 20 | 21.10111705 |
| 25 | 26.37639632 |
| 50 | 52.75279263 |
| 75 | 79.12918895 |
| 100 | 105.5055853 |
| 1,000 | 1,055.055853 |
Related conversions
Frequently asked questions
How many British thermal units are in 1 kilojoule?
1 kilojoule equals 0.9478171203 British thermal units.
What is the formula to convert kilojoules to British thermal units?
Use BTU = kJ × 0.947817120313. Multiply the number of kilojoules by 0.947817120313 to get British thermal units. Going the other way, divide by 0.947817120313 (or multiply by 1.05505585262).
What is 100 kilojoules in British thermal units?
100 kilojoules is 94.78171203 British thermal units.