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Watts, amps and volts calculator

Calculate amps, watts or volts from the values you know. Choose DC or AC and include power factor when the selected circuit requires it.

Choose missing quantity and circuit, then enter other values. In DC, 2300 W at 230 V is 10 A. For AC use power factor; three-phase voltage is line-to-line.

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Set your data

Set your data

Choose missing quantity and circuit, then enter other values. In DC, 2300 W at 230 V is 10 A. For AC use power factor; three-phase voltage is line-to-line.

Result

Your result will appear here.

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How to use it

Choose missing quantity and circuit, then enter other values. In DC, 2300 W at 230 V is 10 A. For AC use power factor; three-phase voltage is line-to-line.

Method and limits

P = V × I for DC; P = V × I × PF for AC; × √3 for balanced three-phase. Does not size cables or protection.

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