ESZ Long Life Aluminum Electrolytic Capacitors KEMET ESZ Series Long-Life Radial Aluminum Electrolytic Capacitors are designed for long-life (10,000 hours) applications. The capacitors have a capacitance range of 6.8μF to 100μF, a voltage range of 160VDC to 450VDC, and an operating temperature of up to 105°C. The series features a safety vent on the capacitor base. KEMET ESZ Series Long-Life Radial Aluminum Electrolytic Capacitors are designed for electronic ballast applications.