The YX4135C Suppression Capacitors 18*14.5*8.5 P=15 RoHS manufactured by CRC are passive electronic components that are designed for the purpose of preventing voltage spikes from occurring in electrical circuits. The device is constructed of ceramic mass, a metal foil, an internal layer of impregnating epoxy, and an internal fuse wire. The product is capable of suppressing voltage spikes up to 20V and is RoHS compliant, meaning it is free of hazardous substances such as lead, mercury, cadmium, and hexavalent chromium. It has a maximum power rating of 15W with an operating temperature range of -55°C to +105°C. This product can be used in a wide range of consumer and industrial applications, such as power switching, power supplies, and lighting systems.