NPCAP™PXG Polymer Capacitors Chemi-Con NPCAP™ PXG Series Conductive Polymer Aluminum Solid Capacitors offer smaller size, super low ESR, and high ripple current capability. Chemi-Con PXG Series Conductive Polymer Aluminum Solid Capacitors have capacitance range from 15 to 180µF, rated voltage range from 16 to 25Vdc, and operating temperature range from -55ºC to +105ºC. This series is also halogen-free and RoHS compliant.