Kj to Btu ConverterRight in Your Browser
Convert kilojoules (kJ) to British thermal units (BTU). The kilojoule (kJ) is 1,000 joules — the energy unit on food labels in Australia, New Zealand and much of Europe. The BTU rates air conditioners, furnaces and grills in the US — the heat to warm a pound of water by one degree Fahrenheit. Everything is calculated locally in your browser — no server, and it works offline.
0.947817 BTU
in British thermal units (British thermal unit)
To convert kilojoules to British thermal units, multiply the kilojoule value by 0.947817.
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| Kilojoules (kJ) | British thermal units (BTU) |
|---|---|
| 1 | 0.947817 |
| 2 | 1.89563 |
| 3 | 2.84345 |
| 4 | 3.79127 |
| 5 | 4.73909 |
| 10 | 9.47817 |
| 20 | 18.9563 |
| 50 | 47.3909 |
| 100 | 94.7817 |
Frequently Asked Questions
How many British thermal units are in a kilojoule?
One kilojoule equals 0.947817 British thermal units (1 kJ = 0.947817 BTU). So to go from kilojoules to British thermal units, multiply the kilojoule value by 0.947817.
What is the formula to convert kilojoules to British thermal units?
To convert kilojoules to British thermal units, multiply the kilojoule value by 0.947817. For example, 10 kJ is 9.47817 BTU.
What is 8700 kilojoules in British thermal units?
8700 kilojoules — an adult's typical daily energy intake — is 8246.01 British thermal units. The converter above works for any value, entirely in your browser.
Is the kilojoule to British thermal unit conversion exact?
The factor used here is the defined value: 1 kJ = 0.9478171203 BTU. Results are rounded to six significant digits for readability, so for high-precision work use the full factor. This uses the International Table BTU (exactly 1.05505585262 kJ), the definition behind HVAC ratings; the thermochemical BTU is about 0.07% smaller.
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