Pop Up

Talk to a Busbar Expert

Need custom copper or aluminum busbars for EV batteries, energy storage systems, power distribution, or industrial electrical equipment? Our team provides insulated, flexible, laminated, plated, and bare busbar solutions with design support, testing guidance, and reliable manufacturing for projects in the USA and Europe.
Blog

Custom Solutions

Custom busbar solutions match drawings, plating, insulation, current ratings, and layouts.

Technical Support

Technical support helps select materials, structures, insulation and OEM production plans.

Why Can’T a Copper Busbar and an Aluminum Busbar Be Directly Connected?

Copper Busbar and an Aluminum Busbar Be Directly Connected

Copper and aluminum busbars can create serious safety risks when directly connected due to electrochemical corrosion, thermal expansion mismatch, and rising contact resistance. This article explains the causes of connection failure and outlines reliable solutions such as transition plates, tin coating, conductive paste, and copper-aluminum composite busbars.