How to convert BTU to kJ
To convert BTU to kJ, multiply the value by 1.0551 (or divide it by 0.94782).
Step by step: 2.5 BTU to kJ
2.5 BTU × 1.0551 = 2.6376 kJ
BTU to kJ: values near 2.5
| BTU | kJ |
|---|---|
| 0.5 BTU | 0.52753 kJ |
| 1 BTU | 1.0551 kJ |
| 1.5 BTU | 1.5826 kJ |
| 2 BTU | 2.1101 kJ |
| 2.5 BTU | 2.6376 kJ |
| 3 BTU | 3.1652 kJ |
| 4 BTU | 4.2202 kJ |
| 5 BTU | 5.2753 kJ |
| 6 BTU | 6.3303 kJ |
| 7 BTU | 7.3854 kJ |
Good to know
1 kilocalorie (a food Calorie) = 4.184 kilojoules and 1 kWh = 3,600 kJ.
Frequently asked questions
What is 2.5 BTU in kJ?
2.5 British thermal units = 2.6376 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.
What is 2.5 BTU in kJ, rounded?
Rounded to two decimal places: 2.5 British thermal units ≈ 2.64 kilojoules.
kJ to BTU
Need the opposite direction? Use the kJ to BTU converter.