V

What is a Volt?

The volt is the SI derived unit of electric potential difference.

The volt is the SI derived unit of electric potential difference.

It became one of the core electrical units as circuit theory and measurement standards matured.

Measurement system: International System of Units (SI). SI equivalent: Base SI voltage unit.

Volt facts

Unit name
Volt
Symbol
V
Category
Electricity
Measurement system
International System of Units (SI)
SI equivalent
Base SI voltage unit
Common uses
Electronics, power supplies and grid voltage levels

Definition of the volt

The volt is the SI derived unit of electric potential difference.

Measurement system and SI relationship

International System of Units (SI)

SI equivalent: Base SI voltage unit

History of the volt

It became one of the core electrical units as circuit theory and measurement standards matured.

Where is the volt used?

Electronics, power supplies and grid voltage levels

Volt conversion tools

Other languages

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