Power Converter
Convert between watts, kilowatts, horsepower, metric horsepower and BTU/h. Free, fast and easy to use.
All units
| Watt | 1,000 W |
|---|---|
| Kilowatt | 1 kW |
| Megawatt | 0.001 MW |
| Horsepower (mechanical) | 1.3410221 hp |
| Metric horsepower | 1.3596216 PS |
| BTU per hour | 3,412.1416 BTU/h |
How it works
Select the units and type a value. One kilowatt is 1,000 W. Metric horsepower (PS, CV) is 735.5 W and is used for cars in Europe, while mechanical horsepower (hp) is 745.7 W. Air-conditioner output is often given in BTU per hour.
Worked examples
- 100 kW = 135.96216 PS
- 150 hp = 111.85498 kW
- 12,000 BTU/h = 3.5168528 kW
Calculations run locally in your browser. Results are for information only — for engineering, electrical or financial decisions, verify the assumptions and applicable standards.
Frequently asked questions
How many horsepower is 100 kW?
100 kW is about 136 PS (metric horsepower) or 134 hp (mechanical horsepower).
What is 12,000 BTU/h in kW?
12,000 BTU/h is about 3.5 kW – the output of a typical small air conditioner.