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Convert British thermal unit (IT) to Kilocalorie (food calorie)

1 British thermal unit (IT) = 0.252164 Kilocalorie (food calorie) · 1 Kilocalorie (food calorie) = 3.9656668 British thermal unit (IT)

Exact factor — no rounding beyond display precision.

Conversion formula

1 BTU = 0.2521644007 kcal  →  BTU = 0.252164 kcal

The reverse direction: 1 kcal = 3.965666831 BTU.

Quick reference

BTUkcal
1 BTU0.252164 kcal
2 BTU0.504329 kcal
3 BTU0.756493 kcal
5 BTU1.260822 kcal
10 BTU2.521644 kcal
20 BTU5.043288 kcal
25 BTU6.30411 kcal
50 BTU12.60822 kcal
100 BTU25.21644 kcal
250 BTU63.0411 kcal
500 BTU126.0822 kcal
1,000 BTU252.1644 kcal

About these units

The British thermal unit (IT) (BTU) and the Kilocalorie (food calorie) (kcal) are both units of energy. Under the standard definition, one BTU equals exactly 0.252164 kcal. This category's SI base unit is the joule.

Other conversions from British thermal unit (IT)

BTU to JBTU to kJBTU to calBTU to WhBTU to kWhBTU to eV