The CAP CER 10PF 500V C0G/NP0 1812 is a specific type of ceramic capacitor with the designation C0G or NP0. This component has a capacitance value of 10 pF and operates within a ±10% tolerance range. It also features a high voltage rating of 500V, making it suitable for use in various applications that require stable capacitance values at elevated voltages.