The CAP CER 27PF 630V C0G/NP0 0805 is a specific type of ceramic capacitor. It has a capacitance value of 27 picofarads and can handle voltages up to 630 volts. The C0G designation indicates that it belongs to the C0G, or NP0, group of ceramic capacitors, which are known for their stability and reliability. This particular component is packaged in an 0805 (2012 metric) size case.