How to convert BTU to kJ
To convert BTU to kJ, multiply the value by 1.0551 (or divide it by 0.94782).
BTU to kJ conversion table
| BTU | kJ |
|---|---|
| 1 BTU | 1.0551 kJ |
| 2 BTU | 2.1101 kJ |
| 5 BTU | 5.2753 kJ |
| 10 BTU | 10.551 kJ |
| 20 BTU | 21.101 kJ |
| 25 BTU | 26.376 kJ |
| 50 BTU | 52.753 kJ |
| 75 BTU | 79.129 kJ |
| 100 BTU | 105.51 kJ |
| 250 BTU | 263.76 kJ |
| 500 BTU | 527.53 kJ |
| 1,000 BTU | 1,055.1 kJ |
All BTU to kJ conversions
- 0.5 BTU
- 1 BTU
- 1.5 BTU
- 2 BTU
- 2.5 BTU
- 3 BTU
- 4 BTU
- 5 BTU
- 6 BTU
- 7 BTU
- 8 BTU
- 9 BTU
- 10 BTU
- 11 BTU
- 12 BTU
- 13 BTU
- 14 BTU
- 15 BTU
- 16 BTU
- 17 BTU
- 18 BTU
- 19 BTU
- 20 BTU
- 21 BTU
- 22 BTU
- 23 BTU
- 24 BTU
- 25 BTU
- 26 BTU
- 27 BTU
- 28 BTU
- 29 BTU
- 30 BTU
- 35 BTU
- 40 BTU
- 45 BTU
- 50 BTU
- 55 BTU
- 60 BTU
- 65 BTU
- 70 BTU
- 75 BTU
- 80 BTU
- 85 BTU
- 90 BTU
- 95 BTU
- 100 BTU
- 110 BTU
- 120 BTU
- 125 BTU
- 130 BTU
- 140 BTU
- 150 BTU
- 160 BTU
- 170 BTU
- 175 BTU
- 180 BTU
- 190 BTU
- 200 BTU
- 250 BTU
- 300 BTU
- 350 BTU
- 400 BTU
- 450 BTU
- 500 BTU
- 600 BTU
- 700 BTU
- 750 BTU
- 800 BTU
- 900 BTU
- 1,000 BTU
- 1,500 BTU
- 2,000 BTU
- 2,500 BTU
- 3,000 BTU
- 5,000 BTU
- 10,000 BTU
Good to know
1 kilocalorie (a food Calorie) = 4.184 kilojoules and 1 kWh = 3,600 kJ.
Frequently asked questions
How many kilojoules are in 1 British thermal unit?
1 British thermal unit = 1.0551 kilojoules.
How do I convert BTU to kJ?
To convert BTU to kJ, multiply the value by 1.0551 (or divide it by 0.94782).
How many British thermal units are in 1 kilojoule?
1 kilojoule = 0.94782 British thermal units.
Is the BTU to kJ converter free?
Yes. It is free, needs no sign-up and runs entirely in your browser.
kJ to BTU
Need the opposite direction? Use the kJ to BTU converter.