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Engineering unit converter

BTU to kJ

1 BTU = 1.05506 kJ

In every unit

kJ = BTU × 1.05506

To convert BTU to kJ, multiply by 1.05506. The factor comes from the exact definitions of both units, through the SI unit.

BTU to kJ table

BTUkJ
0.50.527528
11.05506
22.11011
55.27528
1010.5506
1515.8258
2021.1011
2526.3764
3031.6517
5052.7528
7579.1292
100105.506
150158.258
200211.011
500527.528
10001055.06