J → BTU
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
BTU = J × 0.000947817
About this calculator
The Joule to BTU converter is a useful tool for converting energy units. With this calculator, you can easily calculate the amount of BTU equivalent to a given amount of Joule.
The formula for this conversion is simple: BTU = J × 0.000947817. This means that to convert Joule to BTU, you simply multiply the value in Joule by the conversion factor.
When to use this calculator? Generally, it's useful in situations where you need to convert energy units between Joule and BTU, such as in engineering or scientific projects that involve energy measurements.
Frequently asked questions
What is the formula to convert Joule to BTU?
The formula is simple: BTU = J × 0.000947817. Just multiply the value in Joule by the conversion factor.
I have an energy unit in Joule and I want to know how much it is in BTU. How do I do it?
Just enter the value in Joule in the calculator and it will do the calculation for you.
What is BTU?
BTU is a unit of energy that is primarily used in the United States. It is equivalent to 1055.056 joule.