BTU to Kilocalories Converter

Summary

Convert British Thermal Units (BTU) to kilocalories (kcal). 1 BTU = 0.251996 kcal.

How it works

1. Enter a BTU value in the input field.
2. The converter multiplies by 0.251996 to get kilocalories.
3. The result appears instantly — no button needed.
4. Use the swap button to convert kcal back to BTU.
5. Click Reset to clear both fields.

Use cases

• Convert heating system output from BTU to kcal for international specs.
• Check food energy labels that mix BTU and kcal units.
• Calculate HVAC energy consumption in kilocalories for metric-system reports.
• Verify fuel energy content when comparing US and European datasheets.

Frequently Asked Questions