The KC-LINK 3640 22NF 1200VDC C0G is a specific type of ceramic capacitor. It has a capacitance value of 0.022 microfarads and operates at a voltage rating of 1200 volts DC, with a tolerance of ±1 percent up to 1200 volts (1.2 kilovolts). This capacitor adheres to the C0G classification, also known as NP0, which is a designation for ceramic capacitors that exhibit stable capacitance and minimal temperature variation. The part number 3640 corresponds to the metric specification 9110.