The TE CONNECTIVITY / AMP Brand part 2-1616921-3, also known as K400B1F, is a high-performance SPST (Single Pole Single Throw) contactor designed for reliable and efficient electrical circuit control. This robust component is engineered to manage and secure electrical connections with optimal performance in various applications. Its compact design ensures easy integration into systems while providing durability and longevity. Ideal for use in industrial, commercial, and automotive sectors, this contactor offers superior quality and dependable operation, making it a preferred choice for those in need of a trustworthy electrical switching solution.