sinocca company located in Dalian china,which are professional manufacturer of producing copper clad aluminium busbar that can substitute pure copper busbar in electrical switchgear,transformer.copper clad aluminum busbar is a bi-metal conductor developed to provide an economic alternative to solid copper, which consists of a solid core of electrical grade aluminium with a pressure bonded outer layer of high conductivity copper. cca busbar can save as much as 40% compared with copper busbar of equal dimensions.we can provide the busbar size from 1*8 to 10*120 and produce any shape you request. cca busbar s lower weight makes it much easier to handle. Combined with ease of punching, drilling and bending.