Electric Wire & CableChina Copper Conductor PVC Silicone Rubber Insulation Jacket Electric Wire Cable UL Approved Fire Alarm Cable Flame Retardant Fire Resistant Cable, Find details about China Electric Wire Cable Electric Wire Wire Cable, Fire Alarm System Aluminum Foil Silicone Rubber from Copper Conductor PVC Silicone Rubber Insulation Jacket Electric Wire Cable UL Approved Fire Alarm Cable Flame Retardant Fire Resistant Cable