High power resistors 30w to 220 arcol ap830 47rfs this 47omega 30w power resistor is to 220 packaged and has a 1 tolerance the power resistor has been designed for use in high frequency emitter circuits in switching power supplies and can also be used in motor control and drive circuits as well as voltage regulation and low energy pulse loading arcol ap830 47rfs 1 30w to220 high power resistor