The CAP CER 10PF 250V C0G/NP0 1210 is a type of ceramic capacitor. It has a capacitance value of 10 pF and an accuracy rating of ±10%. The voltage rating is 250V, indicating its ability to withstand high voltages. This capacitor is part of the C0G or NP0 series, which is known for its stable capacitance over time and across different temperatures. The 1210 size refers to the metric equivalent of the 3225 dimension in imperial measurements.