Gigaampere Unit | All you need to know

A gigaampere (GA) is a unit of electric current equal to 10^9 amperes (one billion amperes). Gigaampere-level currents are theoretical and have no practical generation or control capability with current technology. The unit exists within the SI metric system framework for mathematical completeness. Gigaampere discussions appear only in theoretical physics and speculative discussions of extreme electrical phenomena or cosmic events.