The CAP CER 39PF 4KV C0G/NP0 2220 is a ceramic capacitor with a capacitance of 39 pF and tolerance of ±10%. It has a voltage rating of 4000V or 4kV. This component is designed for use in high-voltage applications and features the C0G, NP0 (1B) dielectric material. The 2220 size refers to its metric dimensions, equivalent to the 5750 case size.