The CAP CER 150PF 500V C0G/NP0 1808 is a type of ceramic capacitor. It has a capacitance value of 150 picofarads and can withstand voltages up to 500 volts. This capacitor features the C0G or NP0 temperature coefficient, indicating its stability over various temperatures. The metric designation "1808" corresponds to an 18 mil (0.4572 mm) diameter by 08 mil (0.2032 mm) height package size.