Authoritative definitions of the International System of Units and SI prefixes.
Unit conversion
Kilowatts to BTU per hour Converter
1 kW ≈ 3,412.14163313 BTU/h. Enter a value to convert kW to BTU/h, then use the formula and table below. Displayed digits may be rounded.
Energy, work, heat & powerInstant result
Decimals
Formula result = input × 1000 ÷ 0.293071070172. 1 kW ≈ 3,412.1416 BTU/h
Nonzero results too small for the selected decimal places use scientific notation.
Nonzero results too small for the selected decimal places use scientific notation.
Common examples
One value, several units
Watts1,000 W
Megawatts0.001 MW
Mechanical horsepower1.341 hp
Metric horsepower1.3596 PS
BTU per hour3,412.1416 BTU/h
Conversion table
| kW | BTU/h |
|---|---|
| 1 kW | 3,412.1416 BTU/h |
| 2 kW | 6,824.2833 BTU/h |
| 5 kW | 17,060.7082 BTU/h |
| 10 kW | 34,121.4163 BTU/h |
| 25 kW | 85,303.5408 BTU/h |
| 50 kW | 170,607.0817 BTU/h |
| 100 kW | 341,214.1633 BTU/h |
Conversion chart
1 kW3,412.1416 BTU/h
5 kW17,060.7082 BTU/h
10 kW34,121.4163 BTU/h
25 kW85,303.5408 BTU/h
50 kW170,607.0817 BTU/h
Worked example
1 kW ≈ 3,412.14163313 BTU/h. Apply the selected conversion formula to other input values.
Unit definition
Kilowatts (kW) One kilowatts equals 1,000 watt.
Unit history
Kilowatts is represented here using its modern SI definition or an internationally accepted relationship to an SI base unit.
Step by step
1. Parse the value, including fractions.
2. Convert kW to watt.
3. Convert the base value to BTU/h and apply your display precision.
Understand the result before using it
Kilowatts to BTU per hour converts a value measured in Kilowatts (kW) into the equivalent value in BTU per hour (BTU/h). The numerical value changes because the size and definition of the selected unit changes; the underlying quantity does not.
Calculated result
The conversion follows the displayed unit relationship. Display rounding can hide additional digits, and measured inputs cannot become more accurate merely by changing units.
Formula, assumptions, and example
Formula
result = input × 1000 ÷ 0.293071070172
Assumptions
- Kilowatts and BTU per hour represent the same power quantity.
- The input is expressed in kW; the output is expressed in BTU/h.
- The unit definitions and conventional relationship shown on this page apply.
Worked example
1 kW ≈ 3,412.14163313 BTU/h. For another value, apply the same relationship and round only to the precision your source measurement supports.
When to use it
Good uses
- Read a kW measurement in a document that expects BTU/h.
- Compare a kilowatts value with a value reported in btu per hour.
- Check the kW to BTU/h arithmetic before copying the result into another calculation.
Limitations
Common mistakes to avoid
- Do not confuse kW with another unit that has a similar name or symbol.
- Round the output to a precision justified by the original measurement.
- Verify safety-critical, regulated, laboratory, and contractual conversions against the controlling standard.
Sources and further reading
These references explain the underlying standards or provide authoritative context. Your own contract, institution, clinician, product documentation, local code, or governing standard may be the controlling source.
Guidance on unit names, symbols, conversions, and numerical presentation.
Questions about this calculation
How do I convert Kilowatts to BTU per hour?
result = input × 1000 ÷ 0.293071070172. Input is in kW; result is in BTU/h. 1 kW ≈ 3,412.14163313 BTU/h. The displayed digits may be rounded.
What is 1 kW in BTU/h?
1 kW ≈ 3,412.14163313 BTU/h. The displayed digits may be rounded.
Can I reverse the kW to BTU/h conversion?
Yes. Swap the source and target units in the converter. The reverse relationship converts BTU/h back to kW.
Is the Kilowatts to BTU per hour result exact?
The conversion follows the displayed unit relationship. Display rounding can hide additional digits, and measured inputs cannot become more accurate merely by changing units.