The CAP CER 120PF 5KV C0G/NP0 2220 is a specific type of ceramic capacitor. It has a capacitance rating of 120 pF and can withstand voltages up to 5000V. The capacitor features a C0G or NP0 (1B) dielectric material and measures 2220 in metric size, equivalent to a standard 5750 metric measurement.