AL-CU copper aluminium connecting terminals MaterialCopper|aluminium HS code8536909000 CertificateISO 9001 & CE & SGS & ROHS AL-CU series of copper-aluminium wiring terminals are suitable for transition connection of the circular aluminium wires,hemicycle-sector aluminium wires,power supply cables in the distribution equipment.the material of aluminium and copper is that of L3 and T2 [...]