The CAP CER 3.3PF 500V C0G/NP0 1206 is a 3.3 picofarad ceramic capacitor with ±0.25 picofarad tolerance and a voltage rating of 500 volts. It has a metric size of 3216, equivalent to the 1206 standard in inches. The C0G designation indicates it belongs to the C0G (NP0) class of capacitors, which have a high stability and low loss characteristics.