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Harmonic Mean Series Circuit Calculator

HM = n / Σ(1/xi) — reciprocal average for rates and resistances.

Calculates the harmonic mean of up to six values — useful for averaging rates, speeds, and parallel circuit impedances.

Priya Venkatesan By Priya Venkatesan
Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

HM = n / (1/x1 + 1/x2 + … + 1/xn)

In depth

Calculates the harmonic mean of up to six values — useful for averaging rates, speeds, and parallel circuit impedances.