Megaampere to Milliampere Converter

A megaampere (MA) is a unit of electric current equal to one million amperes. It represents an extremely large current flow, typically encountered only in specialized industrial applications or theoretical calculations.

The megaampere emerged as a practical unit with the development of large-scale industrial electrical systems in the 20th century. It became necessary for describing currents in aluminum smelting, large-scale electrochemical processes, and high-power electrical transmission systems where currents reach hundreds of thousands of amperes.

Megaamperes are used in aluminum and steel production, large-scale electrochemical manufacturing, high-power electrical transmission systems, and plasma physics research. They're essential for describing currents in industrial electrolysis, arc furnaces, and some experimental fusion reactors.

A milliampere (mA) is a unit of electric current equal to one thousandth of an ampere. It represents small current levels typically found in electronic circuits, sensors, and low-power devices.

The milliampere became important with the development of electronics and precision electrical measurements in the early 20th century. It provided a convenient scale for measuring currents in radio circuits, early computers, and electronic instruments where currents were much smaller than those in power applications.

Milliamperes are extensively used in electronics, medical devices, sensors, and low-power circuits. They're standard for measuring current consumption in smartphones, LED circuits, biomedical sensors, and electronic control systems. Most electronic specifications use milliamperes.