The UMK105 CG120KV-F is a specific type of ceramic capacitor. It has a capacitance value of 12 picofarads and operates at a voltage rating of 50 volts. The C0G/NP0 designation indicates that it belongs to the C0G (or NP0) dielectric material class, known for its stability and precision. This component is packaged in the 0402 (1005 Metric) size, making it suitable for compact applications.