The specified component is a CAP CER 270PF 1KV C0G/NP0 1812 ceramic capacitor. It has a capacitance value of 270 pF with ±2% tolerance and operates at a voltage rating of 1000V (1kV). This type of capacitor features the C0G/NP0 dielectric, typically used for applications requiring stability in temperature and frequency conditions due to its low-loss and stable properties. The 1812 or metric size 4532 designation indicates the physical dimensions of this component.