How many Watts are used for a 110-Volt appliance?

Press the Calculate button to get the power in watt.

The power P in watt is the same as the power factor PFC times the phase current I in Amps.

The power P in watt is equal to the square root of 3 times the power factor.

The power P in watt is equal to 3 times the power factor and the line is neutral.