The CAP CER 1.2PF 500V C0G/NP0 1206 is a specific type of ceramic capacitor with the following characteristics: a capacitance value of 1.2 pF and a tolerance of ±0.1 pF, it has a maximum voltage rating of 500V, and it conforms to the C0G/NP0 classification, which indicates a high stability and low loss characteristic. The 1206 (3216 Metric) package size specifies its physical dimensions.