Why does Square D copper bussing on QO load centers, safety switches, and metering equipment have a brushed, aluminum-like plating on it?

Issue:
Product Design Features

Product Line:
Load Centers, Safety Switches, Metering equipment

Resolution:
Square D plates all power bussing (copper and aluminum), with either tin or silver (in rare cases). This helps to ensure a clean electrical connection and provides protection from corrosion.

Released for: Schneider Electric USA