1 British thermal unit (IT) is equal to 2.9307107017222E-10 gigawatt hours
| British thermal units (IT) (BTU) | gigawatt hours (GWh) |
|---|---|
| 4 | 1.1722842806889E-9 |
| 6 | 1.7584264210333E-9 |
| 8 | 2.3445685613778E-9 |
| 10 | 2.9307107017222E-9 |
| 12 | 3.5168528420667E-9 |
| 14 | 4.1029949824111E-9 |
| 16 | 4.6891371227556E-9 |
| 18 | 5.2752792631E-9 |
| 20 | 5.8614214034444E-9 |
| 22 | 6.4475635437889E-9 |
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