The 511KD10 is an 845V, 2.5KA varistor with Varistors 415V 510 (459~561) through hole RoHS manufactured by Yageo. This varistor is specifically designed for high voltage, high operating current, long life, and excellent performance. It is used in a wide variety of applications such as motor control, industrial automation, automotive electronics, consumer electronics, lighting, aerospace, and medical engineering. It offers excellent protection against voltage surges and transient voltage spikes and is capable of handling high levels of energy dissipation up to 2.5KA. The RoHS compliant 511KD10 offers an excellent operating life up to 10 years and is highly reliable for long-term use. In addition, its small size makes it suitable for use in compact, and space-constrained designs, allowing for enhanced flexibility and convenience.