The CAP CER 12PF 63V C0G/NP0 1812 is a type of ceramic capacitor. It has a capacitance value of 12 pF and operates within a voltage range of ±5, with a maximum operating voltage of 63V. This capacitor conforms to the C0G/NP0 (1B) specifications and features a 4532 metric size, denoted as 1812 in imperial measurements.