Single-Phase Power Calculator

Calculate real power in a single-phase AC circuit, including power factor.

P = V × I × PF
  • P = real power (W)
  • V = RMS voltage
  • I = RMS current
  • PF = power factor (0–1)

Inputs

0–1

Result

Enter values and press Calculate.
P = V × I × PF

For educational and general reference only. Results depend on the accuracy of the values entered and are rounded to the selected precision. Verify critical designs with a qualified engineer and applicable codes. Full disclaimer

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