The CAP CER 330PF 1KV C0G/NP0 1808 is a ceramic capacitor with specific characteristics. It has a capacitance value of 330 picofarads and an tolerance of ±5 percent. The rated voltage for this component is 1000 volts, or 1 kilovolt. Its case size is 1808, which corresponds to the metric designation 4520. This capacitor falls under the C0G/NP0 classification, also known as type 1B, indicating it has a stable temperature coefficient and is suitable for applications requiring high precision.