The CAP CER 150 PF 500V C0G/ NP0 1812 is a specific type of ceramic capacitor. It has a capacitance rating of 150 pF and operates at 500V with a tolerance of ±5%. This capacitor belongs to the C0G/NP0 class, which indicates its dielectric material and temperature characteristics. The designation "1812" refers to its metric dimensions, equivalent to 4532 in imperial units.