British Thermal Units to Kilocalories Converter

Engineering

Joules, calories, kilowatt-hours and more.

How to convert British Thermal Units to Kilocalories

Multiply the british thermal units value by 0.252165: 1 BTU = 0.252165 kcal. Going the other way, 1 kcal = 3.96565 BTU, so divide by 0.252165 or use the Kilocalories to British Thermal Units converter.

About these units

British Thermal Units (BTU)

A British thermal unit is the energy needed to raise one pound of water by one degree Fahrenheit, about 1,055 joules. Heating and air-conditioning capacities are rated in BTU per hour.

Kilocalories (kcal)

A kilocalorie is 1,000 calories, or 4,184 joules. It is the Calorie written with a capital C on food labels and in diet guidance.

British Thermal Units to Kilocalories conversion table

British Thermal Units (BTU)Kilocalories (kcal)
1 BTU0.252165 kcal
2 BTU0.504331 kcal
3 BTU0.756496 kcal
4 BTU1.00866 kcal
5 BTU1.26083 kcal
10 BTU2.52165 kcal
20 BTU5.04331 kcal
25 BTU6.30413 kcal
50 BTU12.6083 kcal
100 BTU25.2165 kcal
500 BTU126.083 kcal
1,000 BTU252.165 kcal

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