The C1210X224K451T is a multilayer ceramic capacitor (MLCC) with a surface mount technology (SMT) design. It has a capacitance of 220nF, a voltage rating of 450V, and is a 1210 RoHS compliant device. It is designed and manufactured by IHHEC / Holy Stone, a company that specializes in the production of quality electronic components. These capacitors are commonly used to store and discharge energy in a wide variety of electrical and electronic circuits and systems, including computers, radios, and more.