250VAC AC Capacitors (Industrial Grade) KEMET 250VAC AC Capacitors CAN series are ceramic capacitors qualified for continuous use under 250VAC and 50Hz/60Hz AC line conditions. These AC capacitors are available in a variety of case sizes and high capacitance/voltage (CV) values. The capacitors feature low leakage current and low equivalent series resistance (ESR) at high frequencies. The capacitors are available with an optional flexible termination technology that provides superior flex performance over standard termination systems.