Convert Kilojoule to British Thermal Unit
Use this free converter to change kilojoules (kJ) into british thermal units (BTU). Kilojoule and british thermal unit both measure energy. As a quick reference, 1 kJ equals 0.94781712 BTU, and 1 BTU equals 1.0550559 kJ.
Free · runs in your browser · no sign-up
British Thermal Unit (BTU)
0.94781712
1 kJ = 0.94781712 BTU
Energy conversion table
| Kilojoule | British Thermal Unit |
|---|---|
| 0.01 | 0.0094781712 |
| 0.1 | 0.094781712 |
| 0.5 | 0.47390856 |
| 1 | 0.94781712 |
| 2 | 1.8956342 |
| 3 | 2.8434514 |
| 5 | 4.7390856 |
| 10 | 9.4781712 |
| 20 | 18.956342 |
| 25 | 23.695428 |
| 50 | 47.390856 |
| 100 | 94.781712 |
| 1,000 | 947.81712 |
How to convert Kilojoule to British Thermal Unit
Multiply the kilojoule value by 0.94781712 to get british thermal units.
- Enter the number of kilojoules you want to convert.
- The converter instantly shows the equivalent value in british thermal units.
- Worked example: 15 kJ × 0.94781712 = 14.217257 BTU.
- Use the swap button to reverse the conversion (british thermal unit to kilojoule).
About these units
Kilojoule (kJ)
- Definition
- A kilojoule (kJ) is 1,000 joules, a practical size for food energy and mechanical work.
- History
- It is a metric multiple of the joule.
- Current use
- Kilojoules express food energy on nutrition labels in many countries.
British Thermal Unit (BTU)
- Definition
- A British thermal unit (BTU) is the energy needed to raise one pound of water by one degree Fahrenheit.
- History
- It developed with steam engineering in Britain and the United States.
- Current use
- BTUs rate heating, air-conditioning, and appliance energy in the US.
Frequently asked questions
How many british thermal units are in a kilojoule?
There are 0.94781712 BTU in 1 kJ. To convert, multiply the number of kilojoules by 0.94781712.
How do I convert kilojoules to british thermal units?
Multiply the kilojoule value by 0.94781712 to get british thermal units. For example, 10 kJ = 9.4781712 BTU.
Is this kilojoule-to-british thermal unit converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Kilojoule to other energy units
| Unit | 1 Kilojoule equals |
|---|---|
| Joule (J) | 1000 J |
| Calorie (cal) | 239.00574 cal |
| Kilocalorie (kcal) | 0.23900574 kcal |
| Watt Hour (Wh) | 0.27777778 Wh |
| Kilowatt Hour (kWh) | 0.00027777778 kWh |
| Electronvolt (eV) | 6.2415e+21 eV |
| British Thermal Unit (BTU) | 0.94781712 BTU |
| Foot-Pound (ft·lb) | 737.56215 ft·lb |