Convert watt hours to british thermal units and back instantly with formula and common values.
To convert watt hours to british thermal units, multiply by 3.41213.
| Watt Hours | British Thermal Units |
|---|---|
| 1 | 3.4121 |
| 5 | 17.0606 |
| 10 | 34.1213 |
| 25 | 85.3032 |
| 50 | 170.6064 |
| 100 | 341.2128 |
| 500 | 1,706.0641 |
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Multiply by 3.41213. For example, 27 Wh × 3.41213 = 92.1275 BTU.
The formula is: BTU = Wh × 3.41213.
One watt hour equals 3.4121 british thermal units.