Watt-hours to British Thermal Units Converter
Convert watt-hours (Wh) to British thermal units (IT) (Btu), with the formula, a conversion table and exact factors.
Change the values and press Calculate to work out your own figures.
Enter an amount of energy, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.
Show the working
- 1 Wh = 3.41214163313 Btu
- 1 × 3.41214163313 = 3.41214163313 Btu
How to convert watt-hours to british thermal units
1 Wh = 3.41214163313 Btu, so multiply by 3.41214163313 to go from watt-hours to British thermal units (IT). Going the other way, 1 Btu = 0.293071070172 Wh.
Btu = Wh × 3.41214163313 Wh = Btu × 0.293071070172
Worked example:
1 Wh = 3.41214163313 Btu 5 × 3.41214163313 = 17.0607081656 Btu
Watt-hours to british thermal units table
| Watt-hours | British Thermal Units |
|---|---|
| 1 Wh | 3.41214163313 Btu |
| 2 Wh | 6.82428326626 Btu |
| 3 Wh | 10.2364248994 Btu |
| 4 Wh | 13.6485665325 Btu |
| 5 Wh | 17.0607081656 Btu |
| 6 Wh | 20.4728497988 Btu |
| 7 Wh | 23.8849914319 Btu |
| 8 Wh | 27.297133065 Btu |
| 9 Wh | 30.7092746982 Btu |
| 10 Wh | 34.1214163313 Btu |
| 15 Wh | 51.1821244969 Btu |
| 20 Wh | 68.2428326626 Btu |
| 25 Wh | 85.3035408282 Btu |
| 30 Wh | 102.364248994 Btu |
| 40 Wh | 136.485665325 Btu |
| 50 Wh | 170.607081656 Btu |
| 75 Wh | 255.910622485 Btu |
| 100 Wh | 341.214163313 Btu |
| 250 Wh | 853.035408282 Btu |
| 500 Wh | 1,706.07081656 Btu |
| 1000 Wh | 3,412.14163313 Btu |
About the units
- Watt-hours (Wh)
- Watt-hours, a metric unit. Definition: BIPM SI Brochure, 9th edition (SI units, prefixes and units accepted for use with the SI).
- British Thermal Units (Btu)
- British thermal units (IT), a US customary unit. Definition: NIST SP 811 Appendix B.8, factors for units listed alphabetically.
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