Convert Kilojoules to British Thermal Units
1 kilojoule = 0.9478171 British thermal units. Type any value below to convert in either direction — the calculation happens in your browser.
Kilojoules to British Thermal Units formula
Multiply the number of kilojoules by 0.9478171 to get British thermal units.
British thermal units = kilojoules × 0.9478171To go the other way: divide the number of British thermal units by 0.9478171, or multiply by 1.055056.
kilojoules = British thermal units ÷ 0.9478171Kilojoules to British Thermal Units conversion table
| Kilojoules | British Thermal Units |
|---|---|
| 1 kJ | 0.9478171 BTU |
| 2 kJ | 1.895634 BTU |
| 3 kJ | 2.843451 BTU |
| 4 kJ | 3.791268 BTU |
| 5 kJ | 4.739086 BTU |
| 6 kJ | 5.686903 BTU |
| 7 kJ | 6.63472 BTU |
| 8 kJ | 7.582537 BTU |
| 9 kJ | 8.530354 BTU |
| 10 kJ | 9.478171 BTU |
| 15 kJ | 14.217257 BTU |
| 20 kJ | 18.956342 BTU |
| 25 kJ | 23.695428 BTU |
| 30 kJ | 28.434514 BTU |
| 40 kJ | 37.912685 BTU |
| 50 kJ | 47.390856 BTU |
| 75 kJ | 71.086284 BTU |
| 100 kJ | 94.781712 BTU |
| 250 kJ | 236.95428 BTU |
| 500 kJ | 473.90856 BTU |
| 1,000 kJ | 947.81712 BTU |
British Thermal Units to Kilojoules conversion table
| British Thermal Units | Kilojoules |
|---|---|
| 1 BTU | 1.055056 kJ |
| 2 BTU | 2.110112 kJ |
| 3 BTU | 3.165168 kJ |
| 4 BTU | 4.220223 kJ |
| 5 BTU | 5.275279 kJ |
| 6 BTU | 6.330335 kJ |
| 7 BTU | 7.385391 kJ |
| 8 BTU | 8.440447 kJ |
| 9 BTU | 9.495503 kJ |
| 10 BTU | 10.550559 kJ |
About the kilojoule
A kilojoule is 1,000 joules and is how food energy is labelled in most of the world.
About the British thermal unit
A BTU is the energy needed to raise one pound of water by one degree Fahrenheit, about 1,055 joules.
Frequently asked questions
How many British thermal units are in a kilojoule?
There are 0.9478171 British thermal units in one kilojoule.
How many kilojoules are in a British thermal unit?
There are 1.055056 kilojoules in one British thermal unit.
Is this conversion exact?
The ratio between the kilojoule and the British thermal unit is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.
What is 10 kilojoules in British thermal units?
10 kilojoules equals 9.478171 British thermal units.
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