The ampere is the SI base unit of electric current.
It became one of the core electrical standards used to quantify charge flow in circuits and systems.
Measurement system: International System of Units (SI). SI equivalent: Base SI current unit.
Ampere facts
- Unit name
- Ampere
- Symbol
- A
- Category
- Electricity
- Measurement system
- International System of Units (SI)
- SI equivalent
- Base SI current unit
- Common uses
- Current measurement, protection devices and equipment ratings
Definition of the ampere
The ampere is the SI base unit of electric current.
Measurement system and SI relationship
International System of Units (SI)
SI equivalent: Base SI current unit
History of the ampere
It became one of the core electrical standards used to quantify charge flow in circuits and systems.
Where is the ampere used?
Current measurement, protection devices and equipment ratings