Lelon VZS Series SMD Aluminum Electrolytic Capacitors Lelon's VZS Series SMD Aluminum Electrolytic Capacitors offer low impedance, 30-50% less than the VZH series. In addition, Lelon's VZS Series capacitors were designed for surface mounting on high-density PC boards. These capacitors are guaranteed to operate for 2000 hours up to 105ºC. The VZS series displays ultra low impedance and large capacitance, operating temperature range of -55ºC to +105ºC, capacitance tolerance of ±20%, and RoHS compliance.