This plating unit is equipped with 2 tanks in pyrex glass of 1 liter capacity each, with separate power supply. The degreasing tank has a fixed voltage of 7.5 volts, 10 A max., the rhodium plating tank has voltage adjustable by potentiometer on the control panel from 0 to 5.0 volts, 8.0 A, and electronic overload and short circuit protection with automatic reset. The machine also includes two adjustable terminal boards 0-5.0 volts 8.0 A, and is complete with stainless steel anodes in the right-hand tank for degreasing, and titanium mesh anodes in the left-hand tank for rhodium plating.