Ceramic Tube Wirewound Resistor: 1.OEM 2.ISO 9001:2008 3. ... production process,professional sales ProductionnameHigh Power Ceramic Tube Wirewound Resistor,Wirewound Resistance,Non-flammable Wirewound RheostatPower rating15W-20KWResistance value0 ... 5.For customer specifications,can be made into variable resistor. Commonspecification50W20Ω,80W20Ω,100W20Ω,100W100Ω,150W10Ω,150W20Ω,200W20Ω,200W200Ω,300W20 ...