The CAP CER 43PF 250V C0G/NP0 0805 is a type of ceramic capacitor. It has a capacitance value of 43 picofarads and an operating voltage rating of 250 volts. This capacitor uses the C0G or NP0 dielectric material, which is known for its stability over temperature. The 0805 size refers to the metric dimensions of the capacitor, which measures 2mm by 1.6mm.