Equipment used to electroplate nickel. Equipment needed for electroplating nickel onto a copper coin: power supply (upper right), leads (red and black), crocodile clips (silver), bottle of nickel plating solution (upper centre), piece of nickel (silver, centre), beaker (left) and the copper coin (centre left). Electroplating involves using an electric current to deposit a metal on an object that is used as an electrode in an electrolysis circuit.