• 2502 copper sheet plated tin epoxy resin
• 2501 4mm copper sheet plated tin epoxy resin
• 2402 copper foil weld cop sheet plated ni, shrink fit.
• 2403 copper sheet plated ni PVC
• 2401 semi protect before impreg copper foil plated ni_
• 3601 Swtich contacts copper plated silver
• 3301 conductive key
• 5208 copper bar plated ni +PVC (2500V)
• 5207 copper bar plated ni +PVC (2500V)