Watts to BTU Per Hour
Convert watts (W) to BTU per hour (BTU/h). Type in either box; the other updates as you go.
How to convert watts to BTU per hour
To convert watts to BTU per hour, multiply the number of watts by 3.412141633.
Example
Convert 5 watts to BTU per hour:
Watt to BTU per hour conversion chart
| Watts (W) | BTU Per Hour (BTU/h) |
|---|---|
| 1 W | 3.412142 BTU/h |
| 2 W | 6.824283 BTU/h |
| 3 W | 10.23642 BTU/h |
| 4 W | 13.64857 BTU/h |
| 5 W | 17.06071 BTU/h |
| 6 W | 20.47285 BTU/h |
| 7 W | 23.88499 BTU/h |
| 8 W | 27.29713 BTU/h |
| 9 W | 30.70927 BTU/h |
| 10 W | 34.12142 BTU/h |
| 12 W | 40.9457 BTU/h |
| 15 W | 51.18212 BTU/h |
| 20 W | 68.24283 BTU/h |
| 25 W | 85.30354 BTU/h |
| 30 W | 102.3642 BTU/h |
| 40 W | 136.4857 BTU/h |
| 50 W | 170.6071 BTU/h |
| 60 W | 204.7285 BTU/h |
| 70 W | 238.8499 BTU/h |
| 75 W | 255.9106 BTU/h |
| 80 W | 272.9713 BTU/h |
| 90 W | 307.0927 BTU/h |
| 100 W | 341.2142 BTU/h |
| 150 W | 511.8212 BTU/h |
| 200 W | 682.4283 BTU/h |
| 250 W | 853.0354 BTU/h |
| 500 W | 1,706.071 BTU/h |
| 1,000 W | 3,412.142 BTU/h |
Going the other way? See the BTU per hour to watts chart.
About the units
Watt (W)
The watt is the SI unit of power, one joule per second.
BTU Per Hour (BTU/h)
BTU per hour measures heating and cooling capacity. Air conditioners and furnaces in the US are rated in BTU/h.
Frequently asked questions
How many BTU per hour are in a watt?
There are 3.412141633 BTU per hour in a watt.
How many watts are in a BTU per hour?
There are 0.2930710702 watts in a BTU per hour.
How do you convert watts to BTU per hour?
To convert watts to BTU per hour, multiply the number of watts by 3.412141633.
What is 5 watts in BTU per hour?
5 watts equals 17.0607 BTU per hour.
Convert between watts, kilowatts, horsepower and BTU per hour. Open the power converter to see a value in every unit at once.