... drive,inverter,variable frequency. ProductionnameCeramic Tube Wirewound Resistor,Power Resistor,Braking ResistorPower rating15W-20KWResistance value0.01Ω-100KΩ ... resistance value than the DQR series.4.Widely used in power supply,transducer, elevator,arena audio ... For customer specifications,can be made into variable resistor.Commonspecification50W20Ω,80W20Ω,100W20Ω,100W100Ω,150W10Ω,150W20Ω,200W20Ω, ...