Power Calculator

Result

Calculation Steps

Power Calculator

Easily calculate electric power, voltage, current, and resistance for DC and AC circuits. Enter any two values for DC or the required values for AC to get the results instantly.

DC Power Formulas

AC Power Formulas

Example Calculations

Power Calculation Table

TypeV (V)I (A)R (Ω)P (W)
DC122624
AC2305-920

Electric Calculator