The CAP CER 12PF 25V C0G/NP0 0805 is a ceramic capacitor with a capacitance of 12 picofarads, a tolerance of ±20%, and a voltage rating of 25 volts. It has a metric case size of 0805 (2012) and belongs to the C0G/NP0 classification, indicating it is part of the Ceramic Dielectric family.