Based on this product's specifications, here are some alternatives and similar models
Eaton PL6-B20/1 Miniature Circuit Breaker 1P 20A B-Curve 6kA
Summary description:
The Eaton PL6-B20/1 is a single-pole miniature circuit breaker designed for reliable electrical circuit protection. Featuring a 20A rated current, B-type tripping characteristic, and 6kA breaking capacity, it is suitable for residential and commercial electrical installations. This device ensures safety by disconnecting power during overloads and short circuits.