◩ CONVERTERS Updated July 25, 2026

Power Converter

Watts, kilowatts, horsepower and BTU/h.

Value
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How it works

Power values convert through the watt. Metric horsepower (PS) and mechanical horsepower differ slightly, so both are listed.

Related tools

◧Length Converter◨Weight Converter◩Temperature Converter

Frequently asked questions

How many watts is 1 hp?

Mechanical horsepower is 745.7 W; metric horsepower (PS) is 735.5 W.

What is BTU/h used for?

Air conditioners and heaters are commonly rated in BTU per hour.

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