A high precision ceramic capacitor with the designation CAP CER 12PF 100V C0G/NP0 is a type of component. This specific part number, 0805, refers to its metric dimensions and has a capacitance value of 12 pF ±1. It operates at a voltage rating of 100V and is classified under the C0G or NP0 grade, which is known for its stability and temperature characteristics.