new Conversions

Power Converter: Unit Conversion

Convert power values between every supported unit with a responsive, browser-based calculator.

Convert units

Converted value
—
Enter a value to convert.
Watts
—
Kilowatts
—
Megawatts
—
Mechanical horsepower
—
Metric horsepower
—
BTU per hour
—
Foot-pounds per second
—
Kilocalories per hour
—

How to use the Power Converter

Convert a power value into another supported unit in three steps.

1

Enter the value

Type the power value you want to convert in the Value field.

2

Choose the units

Select the original unit in From and the destination unit in To.

3

Review the result

Read the highlighted conversion and compare the equivalent value across the unit grid.

Frequently Asked Questions

What does the Power Converter convert?

It converts a value between the supported power units shown in the From and To lists.

How do I use the Power Converter?

Enter a value, choose its source unit, choose a destination unit, and read the highlighted result.

Which unit is used as the base?

The calculator uses a canonical power unit internally so every conversion follows a consistent factor.

Can I swap the selected units?

Yes. Select Swap units to reverse the From and To selections and calculate the reciprocal result.

Does the Power Converter round the answer?

Results are formatted for readability while the calculation keeps the defined conversion factors.

Does this converter run locally?

Yes. The conversion is performed in your browser and the value is not sent to a server.

How accurate are the results?

Accuracy follows the published unit definitions and the precision available in JavaScript number arithmetic.