Generators with built-in inverters are some of the best ways to protect your backup power. Smaller devices like universal power systems (UPS), power conditioners, and automatic voltage regulators can ...

In fact, the current regulator portion of the regulator limits (or controls) the maximum output of the generator.

The regulator controls the output of the alternator by varying the current through the rotor, more current equals a stronger magnetic field and more alternator output.