The 3210596 is a protective conductor double-level terminal block designed for easy, tool-free wiring of solid or ferruled conductors. It features a push-in connection that accommodates a cross-section range of 0.14 mm² to 4 mm² (26-12 AWG). This compact, 5.2 mm wide block has two levels, four connection points, and is made from PA insulating material with a V0 flammability rating. The front connection design enables wiring in confined spaces, and its robust construction is tested for railway applications, machine building, and plant engineering.