Watts to BTUs per hour formula
btus per hour = watts × 3.41214
Multiply the number of watts by 3.41214 to get btus per hour. To go the other way, multiply by 0.293071 instead, or use the btu per hour to watts converter.
Watts to BTUs per hour conversion table
Common watts to btu per hour values, rounded for reading. The converter above keeps full precision.
| Watts | BTUs per hour |
|---|---|
| 1 W | 3.41214 BTU/h |
| 10 W | 34.1214 BTU/h |
| 50 W | 170.607 BTU/h |
| 100 W | 341.214 BTU/h |
| 250 W | 853.035 BTU/h |
| 500 W | 1,706.07 BTU/h |
| 750 W | 2,559.11 BTU/h |
| 1,000 W | 3,412.14 BTU/h |
| 1,500 W | 5,118.21 BTU/h |
| 2,000 W | 6,824.28 BTU/h |
| 5,000 W | 17,060.7 BTU/h |
| 10,000 W | 34,121.4 BTU/h |
| 12,000 W | 40,945.7 BTU/h |
| 18,000 W | 61,418.5 BTU/h |
| 24,000 W | 81,891.4 BTU/h |
Worked example
To convert 500 W to btus per hour, multiply by 3.41214: the result is 1,706.07 BTU/h. Mechanical horsepower and metric horsepower are different units. BTU per hour is a power rate; BTU by itself is energy.
Frequently asked questions
How many btus per hour are in a watt?
One watt equals 3.41214 btus per hour (1 W = 3.41214 BTU/h).
What is 500 watts in btus per hour?
500 W converts to 1,706.07 BTU/h. Enter any other value in the converter above to see it recalculated instantly.
How do I convert btus per hour back to watts?
Reverse the calculation: one btu per hour equals 0.293071 watts. You can also swap the units in the converter or open the btu per hour to watts page.
Related power conversions
Need a different pair? Open the full power converter to choose any two units.