Electric Resistance Converter

Convert electrical resistance between ohms, milliohms, kilohms, megohms, gigaohms, and abohms.

Convert instantly

Enter a value and choose the units. Your answer updates as you type.

Value

From

Result

1000 Milliohm (mΩ)

Quick reference

Ohm (Ω)1 base units
Milliohm (mΩ)0.001 base units
Kilohm (kΩ)1000 base units
Megohm (MΩ)1000000 base units
Gigohm (GΩ)1000000000 base units
Abohm (abΩ)1e-9 base units

About the Electric Resistance Converter

Resistance limits current and dissipates energy, so its units are essential for resistor selection, sensor circuits, insulation tests, and Ohm's law. The converter uses Ohm (Ω) as its SI reference and retains full factor precision while you work, which avoids mixing dimensional prefixes or customary units in technical calculations.

Enter a value to see an immediate result—for example, 1 Milliohm (mΩ) equals 0.001 Ohm (Ω). For adjacent calculations, the Electric Conductance Converter and Electric Resistivity Converter provide complementary dimensional checks.

Frequently asked questions

What is the SI reference for electric resistance?

This page uses Ohm (Ω) as the base unit, so every listed factor is a multiplier to that SI quantity.

When is a electric resistance useful?

Resistance limits current and dissipates energy, so its units are essential for resistor selection, sensor circuits, insulation tests, and Ohm's law.

Are these electric resistance factors exact?

SI prefixes and defined international units are represented with their standard factors; customary and CGS values are shown to the precision of their published definitions.

Take this calculation further

Browse the converters calculators collection for more tools in this subject.

For a related calculation, use Electric Resistivity Converter to convert electrical resistivity between ohm-meter, ohm-centimeter, microohm-centimeter, ohm-millimeter, and customary length units. Alternatively, use Electric Potential Converter to convert electric potential between volts, millivolts, microvolts, kilovolts, statvolts, and abvolts.

For the underlying method, read Ohm's Law and Electrical Units Explained.