Arruti Catenaria S.A.

Arruti Catenaria S.A., operating commercially as Arca Catenary, is a premier Spanish manufacturer of fittings and accessories for overhead railway electrification lines. Headquartered in Mungia, Bizkaia, the company designs and manufactures tensioning devices, section insulators, cantilevers, rigid catenary systems, anchor clamps, droppers, and electrical connections for high-speed rail, conventional railway networks, and urban tramway systems. As a specialized catenary components supplier, the enterprise serves rail infrastructure managers, EPC contractors, and public transit authorities on a global scale across Europe, Asia, and Latin America. In addition to hardware manufacturing, the firm provides custom engineering services, technical support, specialized workshops, and installation assistance tailored to complex overhead contact line projects. Their comprehensive range of overhead line equipment is engineered to ensure optimal traction power delivery under rigorous operational conditions. From initial technical consulting to site assistance during commissioning, the organization supports every stage of railway electrification deployment. Through continuous innovation in overhead line fittings, the manufacturer contributes to high-profile international rail infrastructure projects.