Energy & work
Mechanical, electrical, thermal and particle energy.
Try a decimal, 1e-9, 1/3, or 5 1/2.
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Convert watt-hour (Wh) to U.S. therm (therm US). Enter a value for an instant result, or use the examples and reverse conversion below.
Mechanical, electrical, thermal and particle energy.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a watt-hour value to calculate U.S. therm with full internal precision before display rounding.
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
| Unit | Symbol | Converted value |
|---|---|---|
| ergfrom Wh | erg | 36000000000 |
| microjoulefrom Wh | µJ | 3600000000 |
| millijoulefrom Wh | mJ | 3600000 |
| joulefrom Wh | J | 3600 |
| kilojoulefrom Wh | kJ | 3.6 |
| megajoulefrom Wh | MJ | 0.0036 |
| gigajoulefrom Wh | GJ | 0.0000036 |
| watt-hourfrom Wh | Wh | 1 |
| kilowatt-hourfrom Wh | kWh | 0.001 |
| megawatt-hourfrom Wh | MWh | 0.000001 |
| thermochemical caloriefrom Wh | calₜₕ | 860.421 |
| thermochemical kilocaloriefrom Wh | kcalₜₕ | 0.860421 |
| International Table caloriefrom Wh | calIT | 859.845 |
| International Table British thermal unitfrom Wh | BtuIT | 3.41214 |
| U.S. thermfrom Wh | therm US | 0.0000341296 |
| foot pound-forcefrom Wh | ft·lbf | 2655.22 |
| electronvoltfrom Wh | eV | 2.24694e22 |
| kiloelectronvoltfrom Wh | keV | 2.24694e19 |
| megaelectronvoltfrom Wh | MeV | 2.24694e16 |
| gigaelectronvoltfrom Wh | GeV | 22469400000000 |
| ton of TNTfrom Wh | t TNT | 0.000000860421 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Watt-hour (Wh) and U.S. therm (therm US) are units of energy & work. Use this page to convert in either direction.
| Watt-hour (Wh) | U.S. Therm (therm US) |
|---|---|
| 1 Wh | 0.0000341296 therm US |
| 5 Wh | 0.000170648 therm US |
| 10 Wh | 0.000341296 therm US |
| 100 Wh | 0.00341296 therm US |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
therm US to Wh (U.S. therm to watt-hour)