The CAP CER 13PF 50V C0G/NP0 0402 is a type of ceramic capacitor with the designation code of C0G or NP0. It has a capacitance value of 13 picofarads (pF) and operates at a voltage rating of 50 volts. The 0402 package refers to its metric size, equivalent to the 1005 MELF package.