ballast resistor

noun

Meaning

An electrical component designed to limit the amount of current flowing through a circuit, often used to protect sensitive devices from voltage fluctuations.

Examples

  • The mechanic replaced the faulty ballast resistor to resolve the engine's ignition issues.
  • Without a properly functioning ballast resistor, the ignition coil may burn out prematurely.

Synonyms: current limiter, dropping resistor, series resistor, impedance element