Power Converter
Convert between watts, kilowatts, horsepower, and BTU/h.
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Frequently Asked Questions
How many watts is 1 horsepower?
1 mechanical horsepower equals 745.7 watts. Metric horsepower (PS) equals 735.5 watts.
What is the difference between kW and kWh?
kW is a unit of power (rate of energy use). kWh is a unit of energy (power × time). Your electricity bill uses kWh.