CalculateOhm

Ohm's Law Calculator

Enter any two values to calculate the third.

Voltage (V) - Volts

Current (I) - Amps

Resistance (R) - Ohms (Ω)

Electrical Power Calculator

Calculate Power (W), Voltage (V), or Current (I).

Power (P) - Watts

Voltage (V) - Volts

Current (I) - Amps