Based on this product's specifications, here are some alternatives and similar models
Hager HTS335C Electrical Enclosure Accessory 3-Pole 35A QuickConnect for Busbar AC 230-400V
Summary description:
Hager HTS335C electrical enclosure accessory designed for busbar integration. Features a 3-pole configuration with a 35A rating and QuickConnect technology. Supports an AC input voltage range of 230 to 400 V. Ideal for secure electrical installations and modular distribution systems.