To convert kilowatts to btu per hour, multiply by 3412.141633.
The calculation uses 1 kW = 3412.141633 BTU/h. Results are displayed to at most 10 significant digits. Definitions can be exact while a displayed decimal is rounded. Match the displayed precision to your original measurement.
The formula
value in BTU/h = value in kW × 3412.141633
kW- Input unit: kilowatts
BTU/h- Output unit: btu per hour
How to use this calculator
- Enter a value in kW.
- Multiply by the stored conversion factor.
- Read the result in BTU/h; divide by the same factor to convert back.
Worked examples
Worked conversion
1 kW × 3412.141633 ≈ 3412.141633 BTU/h.
Reverse conversion
3412.141633 BTU/h ÷ 3412.141633 ≈ 1 kW. Rounding intermediate values can change the last displayed digit.
Frequently asked questions
What factor does this converter use?
It uses 3412.141633 BTU/h per kW.
Why can another converter show a slightly different answer?
Check the unit convention first (such as US versus Imperial or decimal versus binary), then compare rounding. Measurement uncertainty is separate from the unit conversion.
kW to BTU/h table
| kW | BTU/h (rounded) |
|---|---|
| 0 | 0 |
| 1 | 3412.141633 |
| 2 | 6824.283266 |
| 5 | 17060.70817 |
| 10 | 34121.41633 |
| 100 | 341214.1633 |
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