Watt-hours to British thermal units (IT)
Convert watt-hours to british thermal units (it) (Wh to BTU). 1 Wh = 3.41214163313 BTU. Use the calculator, formula and conversion table.
How to convert watt-hours to british thermal units (it)
Multiply the amount in watt-hours by 3.41214163313 to get british thermal units (it). The displayed factor and results are rounded to 12 significant digits.
BTU = Wh × 3.41214163313Worked example
1 Wh = 3.41214163313 BTU. Change the amount in the calculator above to use your own value.
Units and assumptions
A watt-hour is 3,600 joules. Calories use the thermochemical definition (4.184 J); BTU uses the International Table definition.
Calculator results use floating-point arithmetic and are rounded for display. The reference table below uses up to 12 significant digits.
Watt-hours to British thermal units (IT) table
| Watt-hours (Wh) | British thermal units (IT) (BTU) |
|---|---|
| 0 | 0 |
| 1 | 3.41214163313 |
| 5 | 17.0607081656 |
| 10 | 34.1214163313 |
| 25 | 85.3035408282 |
| 100 | 341.214163313 |
| 1,000 | 3,412.14163313 |
About this conversion
What is the formula for watt-hours to british thermal units (it)?
BTU = Wh × 3.41214163313. Multiply the amount in watt-hours by 3.41214163313 to get british thermal units (it). The displayed factor and results are rounded to 12 significant digits.
How do I convert back to watt-hours?
Use the british thermal units (it) to watt-hours calculator to reverse this conversion. You can also use Swap units in the calculator above.
Can I use a different pair of units?
Choose another unit in the calculator, or open the energy converter to browse all supported pairs.