How Many Kilojoules in a BTU?

Quick Answer
1 BTU = 1.05506 Kilojoules

1 BTU = 1.05506 kJ

1.05506

≈ 1 1/16 kJ

Formula

kJ = BTU × 1.05506

The calculator multiplies each BTU value by 1.05506. For the reverse direction, divide kJ by 1.05506; equivalently, 1 kJ = 0.94781339 BTU.

Conversion Table

BTUs (BTU)Kilojoules (kJ)
1 BTU1.05506 kJ
2 BTU2.11012 kJ
5 BTU5.2753 kJ
10 BTU10.5506 kJ
20 BTU21.1012 kJ
50 BTU52.753 kJ
100 BTU105.506 kJ
500 BTU527.53 kJ
1,000 BTU1,055.06 kJ

Worked Examples

Convert 5 BTU to kJ:
5 BTU × 1.05506 = 5.2753 kJ
Convert 10 BTU to kJ:
10 BTU × 1.05506 = 10.5506 kJ
Convert 50 BTU to kJ:
50 BTU × 1.05506 = 52.753 kJ

FAQ

How many Kilojoules are in 1 BTU?
There are 1.05506 Kilojoules in 1 BTU. Formula: kJ = BTU × 1.05506.
How to convert BTUs to Kilojoules?
To convert BTUs to Kilojoules, multiply the number of BTUs by 1.05506. For example, 10 BTU = 10.5506 kJ.
How many Kilojoules are in 100 BTUs?
There are 105.506 Kilojoules in 100 BTUs. Calculation: 100 × 1.05506 = 105.506.