The ABB KXTAMIRVR is a mechanical interlock accessory designed for use with XT1, XT2, XT3, and XT4 circuit breakers. This version 2CB accessory ensures enhanced safety and reliability by preventing the simultaneous closing of interconnected breakers. Ideal for a variety of electrical applications, the KXTAMIRVR is built to meet UL standards, ensuring top-quality performance and compliance. With its robust design and precise engineering, this accessory is a crucial component for maintaining system integrity in electrical installations.