The CAP CER 180PF 1.5KV NP0 1808 is a type of ceramic capacitor with specific characteristics. It has a capacitance value of 180 pF and operates within a tolerance range of ±10%. Additionally, it can withstand a maximum voltage rating of 1500V (1.5kV). This component is classified as a C0G or NP0 type, which indicates its temperature coefficient and suitability for various applications in the metric system, referenced by the part number 4520.