Kilocalories to British Thermal Units
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kcal
btu
Quick reference
| Kilocalories (kcal) | British Thermal Units (btu) |
|---|
Formula
British Thermal Units = kilocalories × 3.9656512
Multiply the kilocalories value by 3.9656512425833603 to get british thermal units. To reverse — divide british thermal units by 3.9656512425833603 to get kilocalories.
About this conversion
The kilocalorie (kcal), also called a food calorie or Calorie, equals 1,000 calories and is used in nutrition. Learn more →
The British Thermal Unit (BTU) is the energy needed to raise one pound of water by 1°F, equal to approximately 1,055 joules. Widely used in HVAC and heating systems. Learn more →
Source: NIST International Reference