IPC Couple Tap Insulation Piecing Connector For ABC Networks type with "X" mean the bolt number are 2 bolts, without "X" ... 1bolt .Material: UL94V-0, REACH, IECEnvirmonmental ConditionsFor use outdoors, usually with warm and humid climate.For use tunnel, underground, indoors power ... : 100pcs/carton weight: 22kg/ctn (weight: 210g/pc) whole sales heavy duty 6pins low voltage insulation piercing connector