BTUs to Joules (BTU to J)
Free online btu to joule converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
ENERGY CONVERTER — INSTANT RESULT
Formula: multiply the btu value by 1,055.05585262 — i.e. J = BTU × 1,055.05585262
Quick check: 1 BTU = 1,055.05585262 J
Quick check: 1 BTU = 1,055.05585262 J
BTUs to Joules conversion table
| BTUs (BTU) | Joules (J) |
|---|---|
| 1 BTU | 1,055.05585262 J |
| 2 BTU | 2,110.11170524 J |
| 3 BTU | 3,165.16755786 J |
| 4 BTU | 4,220.22341048 J |
| 5 BTU | 5,275.2792631 J |
| 6 BTU | 6,330.33511572 J |
| 7 BTU | 7,385.39096834 J |
| 8 BTU | 8,440.44682096 J |
| 9 BTU | 9,495.50267358 J |
| 10 BTU | 10,550.5585262 J |
| 15 BTU | 15,825.8377893 J |
| 20 BTU | 21,101.1170524 J |
| 25 BTU | 26,376.3963155 J |
| 30 BTU | 31,651.6755786 J |
| 40 BTU | 42,202.2341048 J |
| 50 BTU | 52,752.792631 J |
| 75 BTU | 79,129.1889465 J |
| 100 BTU | 105,505.585262 J |
| 250 BTU | 263,763.963155 J |
| 500 BTU | 527,527.92631 J |
| 1,000 BTU | 1,055,055.85262 J |
How to convert btus to joules
To convert btus to joules, multiply the amount in btus by 1,055.05585262. For example, 10 BTU = 10,550.5585262 J. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert between joules, calories, BTU, kilowatt-hours and foot-pounds. The joule is the SI unit of energy; the thermochemical calorie is defined as exactly 4.184 J.
Frequently asked questions
How many joules are in one btu?
One btu is exactly 1,055.05585262 joules.
How do I convert BTU to J?
Multiply the BTU value by 1,055.05585262 to get J. The converter at the top of this page does this automatically and works in both directions.
How much is 100 btus in joules?
100 btus equals 105,505.585262 joules.