The CAP CER 510PF 25V C0G/NP0 0805 is a type of ceramic capacitor. It has a capacitance value of 510 picofarads and operates at a voltage rating of 25 volts. The capacitor's temperature coefficient is specified as ±2, indicating its stability over varying temperatures. Its dimensions are in metric units, with the suffix "2012" denoting the date code.