A high-quality ceramic capacitor, part number CAP CER 390PF 2KV C0G/NP0 1812, features a capacitance of 390 pF with ±10% tolerance and withstands an operating voltage of 2000V (2kV). It uses the C0G/NP0 dielectric material, also known as 1B, and has a metric size designation of 4532.