Convert watts to kilocalories per hour and kcal/h to watts instantly. Bidirectional power converter with formula and common values.
To convert watts to kilocalories per hour, multiply by 0.8598. This is the reciprocal of the kcal/h-to-watt factor.
| Watts | kcal/h |
|---|---|
| 80 | 68.78 |
| 250 | 214.95 |
| 500 | 429.90 |
| 1,000 | 859.80 |
| 2,500 | 2,149.5 |
| 5,000 | 4,299.0 |
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Multiply the watt value by 0.8598. For example, 1,000 W = 859.8 kcal/h.
An adult at rest produces about 70-80 W of heat, equivalent to roughly 60-69 kcal/h (basal metabolic rate).
HVAC engineers, nutritionists, and exercise scientists sometimes need power expressed in caloric terms for thermal calculations and metabolic assessments.