BTU to kJ
Convert British Thermal Unit to Kilojoule
Convert British Thermal Unit to Kilojoule instantly with the tool above. The conversion factor is 1.05505585, meaning 1 british thermal unit equals 1.05505585 kilojoules. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
Type a number above. The result updates instantly — no buttons, no reloads.
1 British Thermal Unit = 1.05505585 kilojoules
1 Kilojoule = 0.94781712 British thermal units
Quick reference
Common British thermal units converted to kilojoules at a glance.
| BTU | kJ |
|---|---|
| 1 | 1.05505585 |
| 2 | 2.11011171 |
| 5 | 5.27527926 |
| 10 | 10.55055853 |
| 25 | 26.37639632 |
| 50 | 52.75279263 |
| 100 | 105.50558526 |
| 500 | 527.52792631 |
| 1,000 | 1,055.05585262 |
How to convert British thermal units to kilojoules
To convert a value from British thermal units to kilojoules, multiply the british thermal unit value by 1.05505585 kilojoules. For example, 10 British thermal units × that factor = 10.55055853 kilojoules.
This british thermal unit to kilojoule converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many kilojoules are in 1 british thermal unit?+
1 british thermal unit is equal to 1.05505585 kilojoules.
How do you convert British thermal units to kilojoules?+
To convert British thermal units to kilojoules, multiply the british thermal unit value by 1.05505585. For example, 10 British thermal units × 1.05505585 = 10.55055853 kilojoules.
What is the formula to convert British thermal units to kilojoules?+
British Thermal Unit → Kilojoule: value × 1.05505585. Equivalently, 1 british thermal unit = 1.05505585 kilojoules.
Is this British Thermal Unit to Kilojoule converter free to use?+
Yes. This british thermal unit to kilojoule converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.
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