The CAP CER 18PF 100V C0G/NP0 1825 is a type of ceramic capacitor. It has an 18 picofarad capacitance with ±5% tolerance and operates at a voltage rating of 100 volts. This component belongs to the C0G (NP0) dielectric class, which exhibits low loss and high stability characteristics over temperature. The part number "1825" refers to its metric dimensions, measuring 18mm x 25mm in size.