The Marathon/Kulka 411 GP series terminal blocks are robust, single-row solutions suitable for a variety of industrial applications requiring secure and reliable connections. These blocks are rated for 300 Volts AC/DC and feature an open-back design, requiring an insulator strip for optimal voltage ratings. They accommodate wire sizes ranging from #18 to #20 AWG using a wire binding screw. A wide range of hardware options, including quick connects and solder terminals, are available to suit diverse assembly needs. Refer to the datasheet for detailed dimensions and hardware specifications.