9-1618239-2 is a K43 series high-voltage vacuum relay designed for make and break load switching applications. This relay operates at 10 kV with a continuous current rating of 25 amps and features RF ratings to 32 MHz, making it suitable for power switching of low current loads. The vacuum dielectric design provides reliable electrical isolation and switching performance. The relay offers a mechanical life of 2 million cycles, ensuring durability in demanding switching applications. It is commonly used in high-voltage power distribution, RF switching, and industrial control systems where reliable load switching and low-current power management are required.