Heavy Copper PCB Assembly up to 20oz/ISO9001,ISO13485,IATF 16949 and UL certified High current and power electronics applications demand thick copper traces for current carrying and heat dissipation. Our heavy copper PCB assembly service supports copper weights up to 20oz, with multilayer stack-ups, metal core options and reliable SMT/THT assembly for demanding power designs. Key Features Heavy copper from 2oz up to 20oz for high current Excellent heat dissipation and current