... the customers’requirement.There are 3-pole,4-pole,5-pole or,more connections can be assembled and chose ... breakdown strength 15—20KV/mmCoefficient of linear expansion(6.5—8)×Tolerance of size≤±0.1mmVoltage110V-600V,current:15A-80AApplication ... on the customers’requirement. There are plating nickel silver,brass connector terminal, galvanized surface for screw or plating nickel finish can ...