MARATHON/KULKA's double row marking strips provide a reliable solution for terminal identification and insulation in electrical systems. Constructed from materials like XP laminate, flame retardant XXXPFR, glass cloth melamine, or glass cloth epoxy, these strips offer durability and compatibility with various terminal block series. They feature printed letters or numbers for clear circuit identification and are easily mounted with nylon spring clips. Ideal for industrial automation, control panels, and other electrical applications where organized and labeled connections are essential.