Convert watts to BTU/hr
Watts to BTU per hour. Enter a value to convert, or use the watts to BTU/hr chart further down the page.
1 watt equals 3.412141633 BTU per hour. Going the other way, 1 BTU per hour = 0.2930710702 watts.
How to convert watts to BTU/hr
To convert watts to BTU per hour, multiply the watt value by 3.412141633. You can also divide by 0.2930710702 to get the same answer.
BTU/h = W × 3.412141633
Worked example
Convert 15 W to BTU per hour:
15 W = 51.1821245 BTU/h
watts to BTU/hr conversion chart
Use this watts to BTU/hr table for quick reference without typing anything.
| watts (W) | BTU per hour (BTU/h) |
|---|---|
| 0.01 W | 0.03412141633 BTU/h |
| 0.1 W | 0.3412141633 BTU/h |
| 1 W | 3.412141633 BTU/h |
| 2 W | 6.824283266 BTU/h |
| 3 W | 10.2364249 BTU/h |
| 5 W | 17.06070817 BTU/h |
| 10 W | 34.12141633 BTU/h |
| 20 W | 68.24283266 BTU/h |
| 50 W | 170.6070817 BTU/h |
| 100 W | 341.2141633 BTU/h |
| 1,000 W | 3,412.141633 BTU/h |
What is a watt?
The watt is the SI unit of power: one joule per second.
What is a BTU per hour?
BTU per hour rates the capacity of heaters and air conditioners. 12,000 BTU/h is one “ton” of cooling.
Frequently asked questions
How many BTU/hr are in a watt?
1 watts equals 3.412141633 BTU/hr. Going the other way, 1 BTU/hr is 0.2930710702 watts.
How do you convert watts to BTU/hr?
To convert watts to BTU per hour, multiply the watt value by 3.412141633. You can also divide by 0.2930710702 to get the same answer.
What is 10 watts in BTU/hr?
10 watts equals 34.12141633 BTU/hr. The conversion chart on this page lists the other values people look up most often.
Related power conversions
Convert watts to other units
Convert other units to BTU/hr
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