BTU to Calories Converter

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Common Conversions

BTU Calories

How to Convert BTU to Calories

To convert from BTU to Calories, multiply the value in BTU by 252.164.

Formula: Calories = BTU × 252.164

Common Applications

  • Calculating food energy equivalent of heat energy
  • Converting thermal energy to food energy
  • Energy efficiency analysis
  • Heating system design

Tips for Accurate Conversion

  • Remember that 1 BTU equals 252.164 Calories
  • For large values, use scientific notation
  • Consider the context of your conversion (thermal energy vs. food energy)
  • Verify your calculations for important applications