RMS to Watts Converter

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Converts Root Mean Square (RMS) wattage to Watts (W).

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter RMS Watts (W) and Power Factor in the units shown.

Step 2

Read Watts (W) in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

See the inputs and their calculated results.

RMS Watts (W): 100 W; Power Factor: 1

Watts (W): 100 W

RMS Watts (W): 50 W; Power Factor: 0.8

Watts (W): 40 W

RMS Watts (W): 200 W; Power Factor: 0.9

Watts (W): 180 W

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