joule to British thermal unit

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

joule
British thermal unit
1 J = 0.0009BTU

Conversion table

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

joule (J)British thermal unit (BTU)
0.001 J 9.4782e-7 BTU
0.01 J 9.4782e-6 BTU
0.1 J 9.4782e-5 BTU
0.5 J 0.000474 BTU
1 J 0.000948 BTU
2 J 0.001896 BTU
5 J 0.004739 BTU
10 J 0.009478 BTU
100 J 0.094782 BTU
1,000 J 0.947817 BTU

About the joule

SI unit of energy. 1 N·m.

About the British thermal unit

≈ 1055 J. HVAC in the US.

Frequently asked questions

Frequently Asked Questions

How do I convert joule to British thermal unit?

Multiply the joule value by 0.000948 to get it in British thermal unit. For example, 10 J = 0.0095 BTU.

What is 1 J in BTU?

1 J = 0.000948 BTU.

What is 100 J in BTU?

100 J = 0.0948 BTU.

What is the formula?

Linear: multiply by 0.000948 (the unit factor ratio).

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