Conversion reference
Formula: GJ = BTU x 0.0000010551.
British thermal units to Gigajoules Converter
Convert British thermal units (BTU) to Gigajoules (GJ). Change either field to update the other value instantly.
BTU and GJ converter
This page converts energy units directly in your browser.
BTU to GJ conversion table
| British thermal units | Gigajoules |
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BTU to GJ formula
About BTU
British thermal units are used in energy conversions. Enter a BTU value above to calculate GJ instantly.
About GJ
Gigajoules are the target unit on this page. The table below gives common reference values for quick comparison.
Convert other units to GJ
These pages use GJ as the target unit.