PCX Solid Electrolytic Capacitors Nichicon PCX Solid Capacitors are high reliability polymer capacitors which are rated up to 2000 hours at +125°C. In addition to being high temperature, Nichicon PCX Capacitors offer high voltage, low ESR, and high ripple current. Voltage ranges from 16-50V and capacitance ranges from 5.6µF to 390µF. Applications include motherboards and automobile infotainment systems.