1 British thermal unit = 1055.06 joules
Convert British thermal units to joules.
Both directions on one page — swap the units and the whole thing runs backwards.
Type a value, or “5cm to in”
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The formula
J = BTU × 1055.06
Worked through with a real value: 10 British thermal units = 10550.6 joules.
Going the other way: BTU = J × 0.000947817, so 1 joule = 0.000947817 British thermal units.
What each unit is
- British thermal unit BTU
- The British thermal unit, defined as the energy needed to raise one pound of water by one degree Fahrenheit. Still used in HVAC and heating systems.
- joule J
- The SI unit of energy, equal to the work done by a force of one newton acting over a distance of one metre.
Conversion tables
| British thermal units (BTU) | joules (J) |
|---|---|
| 1 | 1055.06 |
| 2 | 2110.11 |
| 3 | 3165.17 |
| 4 | 4220.22 |
| 5 | 5275.28 |
| 6 | 6330.34 |
| 7 | 7385.39 |
| 8 | 8440.45 |
| 9 | 9495.5 |
| 10 | 10550.6 |
| 20 | 21101.1 |
| 25 | 26376.4 |
| 50 | 52752.8 |
| 75 | 79129.2 |
| 100 | 105506 |
| joules (J) | British thermal units (BTU) |
|---|---|
| 1 | 0.000947817 |
| 2 | 0.00189563 |
| 3 | 0.00284345 |
| 4 | 0.00379127 |
| 5 | 0.00473909 |
| 6 | 0.0056869 |
| 7 | 0.00663472 |
| 8 | 0.00758254 |
| 9 | 0.00853035 |
| 10 | 0.00947817 |
| 20 | 0.0189563 |
| 25 | 0.0236954 |
| 50 | 0.0473909 |
| 75 | 0.0710863 |
| 100 | 0.0947817 |
Questions
How many joules are in a British thermal unit?
1 British thermal unit = 1055.06 joules.
How do I convert British thermal units to joules?
Use J = BTU × 1055.06. For example, 10 British thermal units = 10550.6 joules.
How many British thermal units are in one joule?
1 joule = 0.000947817 British thermal units.
What is 10 British thermal units in joules?
10 British thermal units = 10550.6 joules.
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