Based on this product's specifications, here are some alternatives and similar models
Eaton FAZ C40/3N Miniature Circuit Breaker 3P+N 40A 15kA
Summary description:
The Eaton FAZ C40/3N is a high-performance miniature circuit breaker designed for reliable electrical circuit protection. Featuring a 3P+N configuration, 40A rated current, and a 15kA breaking capacity, this device ensures safety in industrial and commercial electrical installations. It provides effective protection against short circuits and overloads, maintaining system integrity and operational stability.