The Marathon/Kulka 599/799 series terminal blocks are robust, single-row phenolic devices designed for reliable electrical connections. Featuring an open-back design, these blocks are suitable for a variety of applications requiring voltage isolation. They accommodate 1 to 30 poles with a 3/8” center spacing and support wire sizes ranging from #16 to #22 AWG, capable of handling up to 15 amps. A wide selection of hardware options, including quick connects, jumpers, and solder terminals, allows for flexible configuration to meet specific application requirements. UL and CSA recognized, these terminal blocks ensure safety and compliance in various industrial settings.