BTU to Kilocalorie
Convert BTU to Kilocalorie instantly. Free online engineering unit converter with exact formula, conversion table and FAQ.
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Formula
kcal = BTU × 0.252164
BTU = kcal × 3.96567
Conversion table
| 1 BTU | 0.252164 kcal |
| 5 BTU | 1.26082 kcal |
| 10 BTU | 2.52164 kcal |
| 20 BTU | 5.04329 kcal |
| 50 BTU | 12.6082 kcal |
| 100 BTU | 25.2164 kcal |
| 500 BTU | 126.082 kcal |
| 1000 BTU | 252.164 kcal |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the BTU (BTU). British thermal unit.
What is the destination unit in this conversion?
The destination unit is the Kilocalorie (kcal). A kilocalorie is 1,000 calories.
How do I convert BTU to Kilocalorie?
Multiply the BTU value by 0.252164. For example, 10 BTU × 0.252164 = 2.52164 kcal.
Is the BTU to Kilocalorie conversion exact?
Yes. Both units belong to the same engineering measurement family (energy), so the ratio between them is a fixed, defined value rather than a measured approximation.
Where is this conversion commonly used?
It's used whenever a value expressed in BTU needs to be compared with, or reported in, Kilocalorie, such as in engineering, scientific, or industrial calculations.
Can I convert Kilocalorie back to BTU?
Yes. Multiply the Kilocalorie value by 3.96567 to get BTU.
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About this conversion
This page converts BTU (BTU) to Kilocalorie (kcal) within the engineering converter.
British thermal unit. A kilocalorie is 1,000 calories.
The formula is kcal = BTU × 0.252164, based on each unit's fixed relationship to the energy base unit.
The conversion is exact, since it relies on a fixed numerical ratio between the two units rather than a measured or approximate value.
Use the calculator above for instant results, or the table below for common BTU values already converted to Kilocalorie.