The CAP CER 560PF 250V C0G/NP0 is a 1808-sized ceramic capacitor with a capacitance of 560 picofarads and a voltage rating of 250 volts. It is a type of C0G, also known as NP0, capacitor, which is designated by the code "1B" in some specifications. In metric measurements, it is referred to as a 4520 component.