High power resistors 30w to 220 arcol ap830 51rfs this 51omega 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 51rfs 51r 1 30w to220 high power resistor