... process and professional sales ProductionnameHigh Power Ceramic Tube Heat Resistor,Wirewound Resistor, Power Resistor, Braking ... or chrominum alloy wire is wound on the ceramic tube coated with non-flammable resin,good dissipation ,high ... 800W75Ω,1040W50Ω,1040W75Ω,2000W40Ω,2500W50Ω,3000W75Ωect. Performance Test itemTest conditionperformanceTemperaturecoefficientJIS-C-5202 5-2±350PPM/MaxPower ...