A ceramic capacitor with the specifications: CAP CER 22PF 2KV C0G/NP0 1825 - a capacitance of 22 pF ±5, a voltage rating of 2000V (2kV), and a metric size of 4564. It is classified as a C0G or NP0 type capacitor in the 1B series, with a standard 1825 case dimension.