Based on this product's specifications, here are some alternatives and similar models
Eaton IKA-1/18-ST Modular Distribution Board, 1 Row, 18 Modules
Summary description:
The Eaton IKA-1/18-ST is a high-quality modular distribution board designed for professional electrical installations. Featuring a 1-row configuration with space for 18 modules, this enclosure provides a secure and organized housing for circuit breakers and other DIN-rail mounted components. It is ideal for residential and commercial power distribution systems, ensuring reliable protection and easy access to electrical controls.