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  2. Electrical & Electronics
  3. Power Factor Calculator

Power Factor Calculator

Apparent and reactive power solver.

Loading power factor equations...

How to Use the Power Factor Calculator

  • 1Select solver mode (Apparent or Reactive).
  • 2Enter real power kW.
  • 3Enter other known value.

Calculation Formula & Mathematical Definition

Power Factor = Real / Apparent. Apparent = sqrt(Real^2 + Reactive^2).

Step-by-Step Worked Example

A load with 100kW Real and 120kVA Apparent power has a Power Factor of 0.83.

Frequently Asked Questions

How do I use the Power Factor Calculator?

Enter your values into the input fields and the calculator will compute the result automatically and display it below.

Are the results from the Power Factor Calculator accurate?

Yes, results are based on standard formulas. They are estimates only and should be verified with a qualified professional for official purposes.

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Estimate Only

Calculations on this website are automatic estimates and do not represent guaranteed financial, tax, or legal returns. Please verify details with certified specialists.