Single-row heavy-duty barrier terminal strip block conforming to UL 1059 and CSA C22.2 No. 158 industrial safety standards, features a 15-position (15-pole) inline wire connection layout interface, 15 amperes continuous current load threshold at a maximum 300 volts AC/DC operating potential, 0.375-inch (3/8") center-to-center terminal pitch spacing, ruggedized high-temperature black molded phenolic base housing insulation rated for up to 150°C continuous thermal exposure, equipped with #6-32 zinc-plated steel binder-head or combo phillips-slot wire-binding screws and plated brass internal contact terminals, engineered to securely hold bare copper conductors or crimped wire lugs up to a maximum width of 0.30 inches across demanding automation or commercial wiring panels. Unit Sourcing Compatibility: This component came out of industrial control dashboards, commercial power supplies, test benches, and legacy distribution panels managed under CAGE Code 74413. Exact Industry Equals: Marathon Special Products 2597A-GP-15 and Kulka 2597A-GP-15