Joules to BTU Converter
Convert joules to btu (J to BTU) instantly. 1 joules equals 0.000948 btu and 1 btu equals 1,055.055853 joules. Use the swap button to convert the other way.
- Free
- No signup
- Private: runs in your browser
- Works on mobile
Joules to BTU Converter tool
Loading the tool…
Quick conversion table
| Joules | BTU |
|---|---|
| 1 | 0.000948 |
| 2 | 0.001896 |
| 5 | 0.004739 |
| 10 | 0.009478 |
| 25 | 0.023695 |
| 50 | 0.047391 |
| 100 | 0.094782 |
| 1,000 | 0.947817 |
How to use Joules to BTU Converter
- Type the value you want to convert.
- Choose the "from" and "to" units, or press Swap units.
- Read the converted value and copy it.
Why use DocConvertPRO?
- Free to use with no signup or watermark.
- Everything runs in your browser. Your input is not uploaded.
- Works on phones, tablets and computers.
- Made for Indian users: rupees, lakh/crore formats and local use cases.
About this tool
Multiply the value in joules by 0.000948 to get btu.
In electricity bills one "unit" means one kilowatt-hour (kWh).
Frequently asked questions
How many btu are in 1 joules?
1 joules = 0.000948 btu.
How do I convert J to BTU?
Multiply the value in joules by 0.000948 to get btu.
How do I convert BTU back to J?
Use the swap button above or open the BTU to Joules converter. 1 btu = 1,055.055853 joules.
Is this converter accurate?
It uses exact or internationally standard conversion factors and shows up to 10 significant digits.