cat3 cable 1..50mm bare copper conductor, 2.HDPE insualtion, twisted pairs. 3.Standard:UL444,TIA/EIA 569B 4.RoHS complied cat3 cable Type & SpecificationStandard: IEC61156TypePairsConductorJacket UTP CAT310P,20P,25P,30P,50P,100P,200P0.5mm bare copper or tinned copperPVC,CM,CMR, LSOH PE CharacteristicsConductor resistance (20ºC)≤95Ω/km Conductor DC Resistance Unbalance≤2.5% Dielectric strength ( ...