joule (J) → watt-hour (Wh)
1 J = 0.000278 Wh · ⇄ watt-hour (Wh) → joule (J)
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All units in this category
| Converted Value | ||
|---|---|---|
| joule | J | — |
| kilojoule | kJ | — |
| megajoule | MJ | — |
| gigajoule | GJ | — |
| watt-hour | Wh | — |
| kilowatt-hour | kWh | — |
| megawatt-hour | MWh | — |
| calorie | cal | — |
| kilocalorie | kcal | — |
| British thermal unit | BTU | — |
| therm | thm | — |
| electronvolt | eV | — |
| erg | erg | — |
| foot-pound | ft⋅lbf | — |
| ton of TNT | tTNT | — |
| tonne of oil equivalent | toe | — |
Conversion Formula & Definition
Wh = J × 0.000278
1 joule (J) = 0.000278 watt-hour (Wh).
Popular Conversions (Energy)
Quick Conversion Reference Table: joule (J) → watt-hour (Wh)
| joule (J) | watt-hour (Wh) |
|---|---|
| 0.1 J | 0.0000278 Wh |
| 0.5 J | 0.000139 Wh |
| 1 J | 0.000278 Wh |
| 2 J | 0.000556 Wh |
| 5 J | 0.00139 Wh |
| 10 J | 0.00278 Wh |
| 20 J | 0.00556 Wh |
| 50 J | 0.0139 Wh |
| 100 J | 0.0278 Wh |
| 250 J | 0.0694 Wh |
| 500 J | 0.139 Wh |
| 1,000 J | 0.278 Wh |