Electric current unit conversion table

This table contains conversions between almost all electric current units. Some units of electric current are common and some are relatively rare. This is a good query tool.

Name of unitSymbolDefinitionRelation to SI units
ampere( SI base unit)A≡ The constant current needed to produce a force of 2 ×10 7newton per metre between two straight parallel conductors of infinite length and negligible circular cross-section placed one metre apart in a vacuum. = 1 A = 1 C/s
electromagnetic unit; abampere ( cgs unit)abamp≡ 10 A= 10 A
esu per second; statampere ( cgs unit)esu/s≡ ​ 0.1 A·m/s c6990333564100000000♠3.335 641×10 −10 A