... ceramic 2.Current:5A-60A 4.CE.VDE certification. Porcelain Connector JX0525 1.Material:porcelain,radioceramic Material: Ceramic (Steatite Ceramic & Alumina ... ) Material Fittings: Copper. Iron. Alumina (Zincification & Nickelplate) 2.Current:5a,10a,15a,25a,30a,60a3.Voltage:250v,300v,450v,600v4.Style ... /tWe warmly welcome you come to visit our factory porcelain connector 5A ( 3 year golden supplier )