Electrical Power Calculator

Last updated: 2026-08-24

Electrical Power Calculator — Calculate electrical power.
Inputs
Result
Enter values and press Calculate

How to use it

  1. Measure the voltaje
  2. Measure the current
  3. Multiply voltaje per current
  4. Convert a kW or HP if is necessary

Common mistakes

  • ⚠️ Not considering factor of power in AC
  • ⚠️ Confusing power with energy
  • ⚠️ Units inconsistentes

Worked example

Calculate power: 230V, 10A, PF=0.9.

The power electrical indica the rate of consumption or generación of energy.

Input guide

FieldTypical range
corriente0-1,000,000,000,000 A
voltaje0-1,000,000,000,000 V