KEMET Corporation (NYSE: KEM), a leading manufacturer of tantalum, ceramic, aluminum, film, paper and electrolytic capacitors, today announced the expansion of its KEMET Organic Capacitor (KO-CAP) family with the release of 63 volt product extensions for the T521 High Voltage Polymer Series, as well as first-to-market extensions for the T540 and T541 Hi-Rel Polymer Commercial-Off-the-Shelf (COTS) Series and T543 Polymer Tantalum COTS Series