The ABB KXTAAUX is a high-quality auxiliary contact accessory designed for compatibility with XT1, XT2, XT3, and XT4 circuit breakers. This unit supports a voltage of up to 250 VAC/DC, ensuring reliable performance in a variety of electrical applications. Ideal for enhancing circuit breaker functionality, the KXTAAUX meets UL standards, offering both safety and efficiency. With its robust construction and precise engineering, this accessory is an essential component for industrial electrical systems.