Based on this product's specifications, here are some alternatives and similar models
Terminal block Hager KN00A, black – DIN-rail electrical connector, single-pole
Summary description:
Hager KN00A is a black terminal block designed for DIN-rail mounting to provide reliable single-pole electrical connections. Manufactured by Hager, this compact connector is intended for organizing wiring and creating secure conductor terminations in control panels, distribution boards and industrial electrical installations.