KZN Leaded Aluminum Electrolytic Caps Chemi-Con KZN Leaded Aluminum Electrolytic Capacitors are AEC series capacitors that offer a miniature size and higher ripple current, and longer life when compared to the KZM series. Chemi-Con KZN Aluminum Electrolytic Capacitors have a capacitance range up to 22,000µF and a voltage range up to 100VDC.