The AX-X1 Auxiliary Contact is an essential circuit breaker accessory engineered for precise remote status indication. Designed for seamless integration with NXB-63 and NXB-40 series circuit breakers, the AX-X1 provides reliable long-distance signaling of the breaker's open/close position. Meeting IEC60947-5 standards and offering a mechanical life of over 10,000 operations, it's a durable solution for enhanced electrical system monitoring and proactive maintenance.