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Energy
BTU to Calories
Convert BTU (BTU) to calories (cal). Type a value below to see the result update instantly. Reference table and formula included.
Calculator
1 BTU = 252.17 cal
BTU to Calories Conversion Table
Common values, ready to copy:
| BTU | calories |
|---|---|
| 1 BTU | 252.17 cal |
| 2 BTU | 504.33 cal |
| 5 BTU | 1260.83 cal |
| 10 BTU | 2521.65 cal |
| 25 BTU | 6304.13 cal |
| 50 BTU | 12608.27 cal |
| 100 BTU | 25216.54 cal |
| 1,000 BTU | 252165.39 cal |
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Formula
calories = BTU × 2.52165392e+2
Energy uses the SI joule. Food calories (kcal) are 1,000 small calories: 1 kcal = 4,184 J. 1 kWh = 3.6 MJ = 3,600,000 J. 1 BTU = 1,055.06 J.
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