Based on this product's specifications, here are some alternatives and similar models
Bus bar Rittal SV 3570.005 copper 2000 mm, laminated copper conductor
Summary description:
Rittal SV 3570.005 is a single copper bus bar supplied as 1 piece with a length of 2000 mm. Intended for electrical distribution and power bus systems, this laminated copper conductor provides reliable conductivity for panel installations, switchgear and industrial enclosures. Suitable for creating busbar runs and connecting distribution components.