British thermal unit to joule

Live British thermal unit (BTU) to joule (J) converter. Plus a 10-value reference table and FAQs.

British thermal unit
joule
1 BTU = 1,055.0559J

Conversion table

Ten sample values from British thermal unit to joule. Use the converter above for arbitrary values.

British thermal unit (BTU)joule (J)
0.001 BTU 1.055056 J
0.01 BTU 10.550559 J
0.1 BTU 105.505585 J
0.5 BTU 527.527926 J
1 BTU 1,055.055853 J
2 BTU 2,110.111705 J
5 BTU 5,275.279263 J
10 BTU 10,550.558526 J
100 BTU 105,505.585262 J
1,000 BTU 1,055,055.85262 J

About the British thermal unit

≈ 1055 J. HVAC in the US.

About the joule

SI unit of energy. 1 N·m.

Frequently asked questions

Frequently Asked Questions

How do I convert British thermal unit to joule?

Multiply the British thermal unit value by 1,055.055853 to get it in joule. For example, 10 BTU = 10,550.5585 J.

What is 1 BTU in J?

1 BTU = 1,055.055853 J.

What is 100 BTU in J?

100 BTU = 105,505.5853 J.

What is the formula?

Linear: multiply by 1,055.055853 (the unit factor ratio).

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