Watts to BTU per hour Converter
Convert watts to BTU per hour instantly. One watt equals 3.4121 BTU per hour, so you can type any value in W and read the answer in BTU/h. The page…
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Convert watts to BTU per hour instantly. One watt equals 3.4121 BTU per hour, so you can type any value in W and read the answer in BTU/h. The page also shows a conversion table and the exact formula used.
Worked example
Example calculated from the starting values. Enter your own values and press Calculate to get your result.
1 W = 3.4121 BTU/h
With the default inputs (value in watts = 1 W), the results are: BTU per hour 3.4121 BTU/h.
Watts to BTU per hour conversion table
Reference table based on the example values; it is not your calculation result.
| watts (W) | BTU per hour (BTU/h) |
|---|---|
| 1 | 3.4121 |
| 2 | 6.8243 |
| 5 | 17.0607 |
| 10 | 34.1214 |
| 25 | 85.3035 |
| 50 | 170.6071 |
| 100 | 341.2142 |
| 500 | 1,706.07 |
| 1,000 | 3,412.14 |
Frequently asked questions
How many BTU per hour are in one watt?
1 watt = 3.4121 BTU per hour.
What is the formula to convert watts to BTU per hour?
Multiply the value in watts by 3.4121.
How do I convert BTU per hour back to watts?
1 BTU per hour = 0.293071 watts.
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