How can you tell if a wire is aluminum or copper? - Printable Version +- ask aluminium Forum (https://www.askaluminium.com) +-- Forum: My Category (https://www.askaluminium.com/Forum-My-Category) +--- Forum: aluminium faq (https://www.askaluminium.com/Forum-aluminium-faq) +--- Thread: How can you tell if a wire is aluminum or copper? (/Thread-How-can-you-tell-if-a-wire-is-aluminum-or-copper)

How can you tell if a wire is aluminum or copper? - 1-LVDCPN - 04-20-2021 [/url] Check any uncovered outlets or switches to see the color of the exposed wires.  Aluminum wiring is silver while copper, the other most common metal used, is a distinct yellow color. [url=https://www.quora.com/How-can-you-tell-if-a-wire-is-aluminum-or-copper]