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Ohm (Ω)

The SI unit of electrical resistance.

Result0.001

1 ohm = 0.001 kiloohms

Ohm at a glance

Unit nameOhm (plural: ohms)
SymbolΩ
Quantity measuredResistance
Measurement systemSI
Also known asohms, ohm
Definition exact?Yes — exact by definition

1 ohm in other resistance units

Unit1 Ω equals
Milliohm1,000
Kiloohm0.001
Megaohm0.000001

Popular ohm conversions

Frequently asked questions

What is a ohm?
The SI unit of electrical resistance.
What is the symbol for the ohm?
The symbol for the ohm is Ω. It measures resistance.
How many kiloohms are in a ohm?
1 ohm = 0.001 kiloohms.
How many megaohms are in a ohm?
1 ohm = 0.000001 megaohms.