Unit Convertio

Trusted unit conversions based on SI and NIST scientific standards

British Thermal Unit to Calorie

Convert British Thermal Unit [BTU] to Calorie [cal] and vice versa.

Conversion Formula

Example: 1 BTU = 252.165 cal

The conversion uses the following relationship: British Thermal Unit values are converted to the base unit (Joule), then converted to Calorie.

Related Thermal Conductivity Conversions

Quick Reference Table

BTUcal
1252.165
51260.83
102521.65
256304.13
5012608.3
10025216.5
25063041.3
500126083
1000252165
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