Joule to British Thermal Unit Converter (J to BTU)
1 joule = 0.000947813 british thermal unit. One British thermal unit is about 1,055 joules (1.055 kJ).
Result
5,000 J = 4.739067 BTU
How to convert joule to british thermal unit
One British thermal unit is about 1,055 joules (1.055 kJ). BTU is used for heating and cooling capacity of air conditioners, boilers and gas appliances, mostly in the US.
Formula
BTU = J × 0.000947813
Worked example
5,000 J × 0.000947813 = 4.73907 BTU
Joule to British Thermal Unit quick-reference table
| Joule (J) | British Thermal Unit (BTU) |
|---|---|
| 100 J | 0.0947813 BTU |
| 1,000 J | 0.947813 BTU |
| 5,000 J | 4.73907 BTU |
| 10,000 J | 9.47813 BTU |
| 100,000 J | 94.7813 BTU |
| 1,000,000 J | 947.813 BTU |
Real-life examples
5,000 J is 4.74 BTU, and 1 MJ is about 948 BTU.
Frequently asked questions
How many joules are in a BTU?
One BTU is 1,055.06 joules.
How many BTU is 1 kWh?
One kWh is 3,412.14 BTU.
What is 1 joule in british thermal unit?
1 joule = 0.000947813 british thermal unit (J to BTU).
What is the formula to convert J to BTU?
BTU = J × 0.000947813. For example, 5,000 J × 0.000947813 = 4.73907 BTU.
How do I convert BTU back to J?
Use the reverse converter: 1 british thermal unit = 1,055.06 joule. Check: 4.73907 BTU converts back to 5,000 J.
Reverse conversion
Need the other direction? British Thermal Unit to Joule converter (BTU to J): 1 british thermal unit = 1,055.06 joule.
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