The CAP CER 4.3PF 630V C0G/NP0 1111 is a specific type of ceramic capacitor. It has a capacitance rating of 4.3 pF and operates at a voltage of up to 630V. The C0G/NP0 designation indicates that it belongs to the COG and NP0 temperature coefficient classes, which are known for their stability over a wide range of temperatures. This capacitor is also marked with the code "1111" and has a metric package size of 2828.