Illinois Capacitor, Inc. Illinois Capacitor 6800 MFD, 35V Axial Capacitor, Aluminum Electrolytic - FF20188 New, old stock. Axial Lead / Through-Hole E-Capacitor. Aluminum Electrolytic capacitors can be found in UPS, inverters, boost converters, and battery chargers. In many... MSRP: Was: Now: $1.77 Add to Cart