Convert Watt to BTU per Hour
Use this free converter to change watts (W) into btus per hour (BTU/h). Watt and btu per hour both measure power. As a quick reference, 1 W equals 3.4121416 BTU/h, and 1 BTU/h equals 0.29307107 W.
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BTU per Hour (BTU/h)
3.4121416
1 W = 3.4121416 BTU/h
Power conversion table
| Watt | BTU per Hour |
|---|---|
| 0.01 | 0.034121416 |
| 0.1 | 0.34121416 |
| 0.5 | 1.7060708 |
| 1 | 3.4121416 |
| 2 | 6.8242833 |
| 3 | 10.236425 |
| 5 | 17.060708 |
| 10 | 34.121416 |
| 20 | 68.242833 |
| 25 | 85.303541 |
| 50 | 170.60708 |
| 100 | 341.21416 |
| 1,000 | 3412.1416 |
How to convert Watt to BTU per Hour
Multiply the watt value by 3.4121416 to get btus per hour.
- Enter the number of watts you want to convert.
- The converter instantly shows the equivalent value in btus per hour.
- Worked example: 15 W × 3.4121416 = 51.182125 BTU/h.
- Use the swap button to reverse the conversion (btu per hour to watt).
About these units
Watt (W)
- Definition
- The watt (W) is the SI unit of power, equal to one joule of energy per second.
- History
- Named after James Watt, the improver of the steam engine.
- Current use
- Watts rate the power of light bulbs, appliances, and electronics everywhere.
BTU per Hour (BTU/h)
- Definition
- BTU per hour (BTU/h) is a unit of power expressing energy transfer of one BTU each hour, about 0.293 watts.
- History
- It developed with heating and cooling engineering.
- Current use
- BTU/h rates the capacity of air conditioners, furnaces, and heaters in the US.
Frequently asked questions
How many btus per hour are in a watt?
There are 3.4121416 BTU/h in 1 W. To convert, multiply the number of watts by 3.4121416.
How do I convert watts to btus per hour?
Multiply the watt value by 3.4121416 to get btus per hour. For example, 10 W = 34.121416 BTU/h.
Is this watt-to-btu per hour converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Watt to other power units
| Unit | 1 Watt equals |
|---|---|
| Kilowatt (kW) | 0.001 kW |
| Megawatt (MW) | 0.000001 MW |
| Horsepower (hp) | 0.0013410221 hp |
| Metric Horsepower (PS) | 0.0013596216 PS |
| BTU per Hour (BTU/h) | 3.4121416 BTU/h |