Power Converter
Convert between watts, kilowatts, and horsepower.
Free · No sign-up · Works in your browser
Watt (W)
1
Kilowatt (kW)
0.001
Megawatt (MW)
0.000001
Horsepower (hp)
0.001341
BTU/hour
3.412142
About the Power Converter
Free power converter — convert between watts, kilowatts, megawatts, horsepower, and BTU/hour.
How to use the Power Converter
- 1Enter a value.
- 2Pick the unit to convert from.
- 3Read every other unit and copy.
Frequently asked questions
How many watts in 1 horsepower?
1 mechanical hp ≈ 745.7 watts.
How many kW in 1 hp?
About 0.746 kW.