Watts to BTU per hour converter
BTU per hour (BTU/h)
1 watt = 3.412141633 BTU per hour
How to convert watts to BTU per hour
BTU/h = W × 3.41214163313
Multiply the number of watts by 3.41214163313 to get BTU per hour. Going the other way, divide by 3.41214163313 (or multiply by 0.293071070172).
One watt is exactly defined as 3.41214163313 BTU per hour (to 12 significant figures), and one BTU per hour is 0.293071070172 watts.
Worked examples
- Convert 5 watts: 5 × 3.41214163313 = 17.06070817 17.06070817 BTU per hour.
- Convert 12.5 watts: 12.5 × 3.41214163313 = 42.65177041 42.65177041 BTU per hour.
- Convert 250 watts: 250 × 3.41214163313 = 853.0354083 853.0354083 BTU per hour.
Quick-reference table
| W | BTU/h |
|---|---|
| 1 | 3.412141633 |
| 2 | 6.824283266 |
| 3 | 10.2364249 |
| 5 | 17.06070817 |
| 10 | 34.12141633 |
| 15 | 51.1821245 |
| 20 | 68.24283266 |
| 25 | 85.30354083 |
| 50 | 170.6070817 |
| 75 | 255.9106225 |
| 100 | 341.2141633 |
| 1,000 | 3,412.141633 |
| BTU/h | W |
|---|---|
| 1 | 0.2930710702 |
| 2 | 0.5861421403 |
| 3 | 0.8792132105 |
| 5 | 1.465355351 |
| 10 | 2.930710702 |
| 15 | 4.396066053 |
| 20 | 5.861421403 |
| 25 | 7.326776754 |
| 50 | 14.65355351 |
| 75 | 21.98033026 |
| 100 | 29.30710702 |
| 1,000 | 293.0710702 |
Related conversions
Frequently asked questions
How many BTU per hour are in 1 watt?
1 watt equals 3.412141633 BTU per hour.
What is the formula to convert watts to BTU per hour?
Use BTU/h = W × 3.41214163313. Multiply the number of watts by 3.41214163313 to get BTU per hour. Going the other way, divide by 3.41214163313 (or multiply by 0.293071070172).
What is 100 watts in BTU per hour?
100 watts is 341.2141633 BTU per hour.