Based on this product's specifications, here are some alternatives and similar models
Eaton BPZ-FS-400/1 Front Plinth for Distribution Boards 100 x 400 mm
Summary description:
The Eaton BPZ-FS-400/1 is a front plinth component designed for modular distribution boards. With dimensions of 100 x 400 mm, this accessory provides a stable base and professional finish for electrical enclosures. It is engineered for secure installation and seamless integration into industrial or commercial power distribution systems, ensuring structural support and protection for the lower section of the cabinet.