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Joule to BTU Converter

Convert Joules to BTUs

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How to Convert Joules to BTUs

To convert joules to British Thermal Units (BTU), divide the number of joules by 1055.06. This is because 1 BTU is defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit, which is approximately 1055.06 joules.

Formula

BTUs = Joules ÷ 1055.06

or

BTU = J ÷ 1055.06

Step-by-step process

  1. Take the measurement in joules
  2. Divide that number by 1055.06
  3. The result is the equivalent energy in BTUs

Examples

  • 5000 joules = 5000 ÷ 1055.06 = 4.739 BTUs
  • 25000 joules = 25000 ÷ 1055.06 = 23.69 BTUs
  • 100,000 joules = 100,000 ÷ 1055.06 = 94.78 BTUs

Common Joules to BTUs Conversions

Here is a table of common conversions for quick reference:

Joules (J) BTUs Joules (J) BTUs
100 0.0948 10,000 9.478
500 0.4739 50,000 47.39
1,000 0.9478 100,000 94.78
5,000 4.739 1,000,000 947.82

Other conversions from joules

Joules can be converted to various other units of energy. Here are some common conversions:

Frequently Asked Questions

How many joules are in a BTU?

There are approximately 1055.06 joules in one British Thermal Unit (BTU).