The 751KD07 with Varistors 615V 1240V 1.2KA Through Hole RoHS is a surge protection component manufactured by Yageo. It is specifically designed to protect circuits against transient voltages and is often utilized in telecommunications and HVAC systems. This varistor is a non-linear, three-terminal, rectangular shape component. It has a breakdown voltage range of 615V-1240V with a maximum clamping voltage of 1.2kA. The component is designed with a through-hole method and follows RoHS specifications.