The WAGO 2004-409 is a 9-way insulated jumper bar specifically engineered for the TOPJOB S terminal block system. This jumper bar facilitates efficient and flexible wiring in industrial applications and modern building installations. It utilizes a spring-loaded plug and socket principle, allowing for easy commoning and customization. The jumper contact material is pure electrolytic copper, ensuring reliable current carrying capacity. The system supports stepping down cross-section sizes and allows for flexible configuration of terminal blocks.