Convert joules (J), calories (cal), kilowatt-hours (kWh), BTU, and other energy units. Energy is the capacity to do work; the joule (J) is the SI unit (1 J = 1 N·m). Nutritional calories and electrical kWh use different reference definitions tied to joules.
This energy converter transforms values from Btu (BTU) to Kilocalories (kcal). Results update instantly using the exact conversion factor.
The Btu (BTU) is a unit of energy in the Energy category.
The Kilocalories (kcal) is a unit of energy in the Energy category.
1 BTU ÷ 3.965667 = 0.252164 kcal
kcal = BTU ÷ 3.965667
To convert BTU to kcal, divide the value in BTU by 3.965667 (since 1 BTU = 0.252164 kcal). Equivalently, multiply by 0.252164. Example: 1 BTU = 1 BTU × 0.252164 = 0.252164 kcal.
10 BTU = 2.521644 kcal ÷ 3.965667 = 10 BTU
Common values from BTU to kcal.
| BTU | kcal |
|---|---|
| 1 | 0.2522 |
| 2 | 0.5043 |
| 3 | 0.7565 |
| 4 | 1.0087 |
| 5 | 1.2608 |
| 6 | 1.513 |
| 7 | 1.7652 |
| 8 | 2.0173 |
| 9 | 2.2695 |
| 10 | 2.5216 |
| 11 | 2.7738 |
| 12 | 3.026 |
| 13 | 3.2781 |
| 14 | 3.5303 |
| 15 | 3.7825 |
| 16 | 4.0346 |
| 17 | 4.2868 |
| 18 | 4.539 |
| 19 | 4.7911 |
| 20 | 5.0433 |