Convert BTU per hour to watts
1 BTU/h = 0.29307107 W. Change the amount below, or read the formula and the reference table further down.
1 BTU per hour equals
watts
1 BTU/h = 0.29307107 W
The formula
BTU per hour and watts both measure power from the same zero, so a single multiplier does the job.
W = BTU/h × 0.2930710702
Going the other way? Convert watts to BTU per hour.
BTU per hour to watts table
Common values, rounded for reading.
| BTU per hour (BTU/h) | Watts (W) |
|---|---|
| 1 | 0.293071 |
| 2 | 0.586142 |
| 3 | 0.879213 |
| 4 | 1.1723 |
| 5 | 1.4654 |
| 6 | 1.7584 |
| 7 | 2.0515 |
| 8 | 2.3446 |
| 9 | 2.6376 |
| 10 | 2.9307 |
| 15 | 4.3961 |
| 20 | 5.8614 |
| 25 | 7.3268 |
| 30 | 8.7921 |
| 40 | 11.7228 |
| 50 | 14.6536 |
| 75 | 21.9803 |
| 100 | 29.3071 |
| 250 | 73.2678 |
| 500 | 146.54 |
| 1,000 | 293.07 |
Questions people ask
- How many watts are in a BTU per hour?
- One BTU per hour equals 0.2930710702 watts.
- How do I convert BTU per hour to watts by hand?
- Multiply the number of BTU per hour by 0.2930710702. For a rough check, 0.293 is close enough for most everyday use.
- What is 1 BTU per hour in watts?
- 1 BTU per hour is 0.29307107 watts.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.