international BTU to tonne of coal equivalent converter

Convert international BTU to tonne of coal equivalent in the Energy family. See a sample calculation, unit definitions, and the interactive converter.

Example conversion: 1 BTU

3.599939444e-08 tonne of coal equivalent

This example is calculated from the same unit registry used by the interactive converter.

Formula and unit definitions

Convert mechanical, thermal, electrical, food and atomic energy units.

target value = source value × source factor ÷ target factor

Source unit: international BTU (BTU), factor 1055.055853, offset 0.

Target unit: tonne of coal equivalent (tce), factor 2.93076e+10, offset 0.

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Important note

The calculation is performed locally from the listed unit definitions. Display results are rounded for readability; high-precision and regulated work should use the governing standard and appropriate significant figures.

For high-precision, regulated or safety-critical use, check the underlying standard and its required precision. Historical and approximate units are identified in their names or family descriptions.

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