Marathon/Kulka 600 GP series terminal blocks are designed for secure and efficient wire connections in industrial environments. Featuring a double row configuration, these blocks accommodate multiple circuits and are rated for 300V AC/DC. Constructed with a phenolic base, plated brass terminals, and #5-40 binder head screws, they provide durability and ease of use. The open-back design allows for voltage rating adjustments with an insulator strip. These blocks are UL Recognized and CSA Certified, ensuring compliance with industry standards. Hardware options are available to suit various mounting and connection requirements.