Joules to BTU Converter
Convert J to BTU instantly — and see every other energy unit at once.
1 J=9.4781e-4 BTU
1 J in every unit
Joulesfrom
1J
Kilojoules
0.001kJ
Megajoules
1.0000e-6MJ
Watt-hours
2.7778e-4Wh
Kilowatt-hours
2.7778e-7kWh
Calories (small)
0.239006cal
Kilocalories (kcal)
2.3901e-4kcal
BTU
9.4781e-4BTU
Electronvolts
6,241,509,074,460,763,000eV
Foot-pounds
0.737561ft·lb
Common Joules to BTU conversions
| Joules (J) | BTU (BTU) |
|---|---|
| 1 J | 0.00095 BTU |
| 2 J | 0.0019 BTU |
| 5 J | 0.00474 BTU |
| 10 J | 0.00948 BTU |
| 25 J | 0.0237 BTU |
| 50 J | 0.04739 BTU |
| 100 J | 0.09478 BTU |
| 250 J | 0.23695 BTU |
| 500 J | 0.47391 BTU |
| 1000 J | 0.94781 BTU |
The formula
Joules (J) — a unit of energy.
BTU (BTU) — a unit of energy.
Worked examples
1 J→0.00095 BTU
Apply Joules ÷ 1055.06 with input = 1. Result: 0.00095 BTU.
5 J→0.00474 BTU
Apply Joules ÷ 1055.06 with input = 5. Result: 0.00474 BTU.
10 J→0.00948 BTU
Apply Joules ÷ 1055.06 with input = 10. Result: 0.00948 BTU.
FAQ
How do I convert Joules to BTU?
Use the formula: BTU = Joules ÷ 1055.06. You can also use the converter above — type any value and the result updates instantly.
Where are Joules used?
Joules (J) — a unit of energy.
Where are BTU used?
BTU (BTU) — a unit of energy.
How do I convert BTU back to Joules?
Use the BTU to Joules converter.