Marathon/Kulka 600 GP series double row terminal blocks provide a reliable solution for connecting multiple wires in industrial applications. Constructed with a phenolic base, these blocks offer excellent insulation and heat resistance. The use of #5-40 binder head screws and plated brass terminals ensures secure and durable connections. Suitable for a wide range of applications, these terminal blocks are UL Recognized and CSA Certified, guaranteeing compliance with industry standards. Open back design requires an insulator strip for voltage rating compliance. Hardware options may affect ratings, so consulting customer service is recommended.