GSX02 is a side-mounting auxiliary switch designed for use with Carlo Gavazzi GMS series manual motor starters. It features a 2NC (2 normally closed) contact arrangement and mounts on the left side of the circuit breaker, with one side mounting module per circuit breaker. The auxiliary switch has a rated thermal current of 10A at 40°C ambient temperature and 6A at 60°C ambient temperature, with a rated supply current of 16A. It conforms to NEMA A 600 Standard Pilot Duty for AC and Q 300 Light Pilot Duty for DC contact class coordination. The GSX02 weighs approximately 30g and provides reliable auxiliary contact functionality for motor protection and control applications.