The CAP CER 270PF 200V NP0 0805 is a type of ceramic capacitor. It has a capacitance value of 270 picofarads and operates at a voltage rating of 200 volts. This capacitor uses the NP0 or C0G dielectric, which is known for its stable temperature characteristics and low loss factor. The part number also includes a metric reference to the component's dimensions, specifically the 0805 package size.