Kilojoule to BTU Converter

1 kJ = 0.947813 BTU

1 kJ = 0.947813 BTU

Kilojoule to BTU Table

Kilojoule (kJ)BTU (BTU)
0.010.009478
0.10.094781
10.947813
21.8956
54.7391
109.4781
2018.9563
5047.3907
10094.7813
500473.91
1000947.81

How to Convert Kilojoule to BTU

To convert Kilojoule (kJ) to BTU (BTU), use the formula: 1 kJ = 0.947813 BTU.

For example, to convert 5 kJ to BTU: 5 kJ = 4.7391 BTU. Similarly, 10 kJ = 9.4781 BTU, 25 kJ = 23.6953 BTU, and 100 kJ = 94.7813 BTU.

To convert in the other direction, 1 BTU = 1.0551 kJ. Simply enter your value in either field above for instant bi-directional conversion.

What is a Kilojoule?

A kilojoule (kJ) equals 1,000 joules. Kilojoules are used on food labels in Australia, Europe, and many other countries.

What is a BTU?

A British Thermal Unit (BTU) is the energy needed to raise 1 pound of water by 1°F. BTUs are used in the US for heating/cooling system ratings and natural gas billing.

Common Kilojoule to BTU Conversions

Here are some frequently looked-up conversions between Kilojoule and BTU:

  • 1 kJ = 0.947813 BTU
  • 5 kJ = 4.7391 BTU
  • 10 kJ = 9.4781 BTU
  • 25 kJ = 23.6953 BTU
  • 100 kJ = 94.7813 BTU

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