Series Parallel Resistor Calculator

Calculate series parallel resistor with Calculator 360 using the available inputs.

Circuit arrangement

Resistance unit

Resistor 1

Resistor 2

Resistor 3 (0 if unused)

Resistor 4 (0 if unused)

Resistor 5 (0 if unused)

Resistor 6 (0 if unused)

Resistor 7 (0 if unused)

Resistor 8 (0 if unused)

Resistor 9 (0 if unused)

Resistor 10 (0 if unused)

Resistor 11 (0 if unused)

Resistor 12 (0 if unused)

Resistor 13 (0 if unused)

Resistor 14 (0 if unused)

Resistor 15 (0 if unused)

Resistor 16 (0 if unused)

Resistor 17 (0 if unused)

Resistor 18 (0 if unused)

Resistor 19 (0 if unused)

Resistor 20 (0 if unused)

Try an example

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Calculate the equivalent resistance of 2 to 20 resistors in series or parallel on one page.

Enter the values required by the available mode. The result uses those inputs and the existing calculator formulas.

Theoretical calculation from the values you enter; it is not an electrical measurement or installation design. References: BIPM SI Brochure ·

What does this calculator do?

Calculate the equivalent resistance of 2 to 20 resistors in series or parallel on one page.

Where do the values come from?

You enter the values shown in the form. The page does not retrieve live prices, rates, or personal health data.