Based on this product's specifications, here are some alternatives and similar models
Circuit breaker 3P B-16A 10kA ETI model 002125716
Summary description:
Three-pole ETI circuit breaker, type B, rated current 16 A, short-circuit breaking capacity 10 kA. Designed for overcurrent and short-circuit protection in three-phase electrical circuits. Suitable for distribution boards in residential and light-commercial installations to protect wiring and connected equipment.