Wieland Electric selos WTPN Push-In Terminal Blocks are designed for fast, compact and maintenance-free control-panel wiring. Solid and ferruled conductors can be inserted directly without tools, while fine-stranded conductors can be connected easily using the integrated push mechanism. The portfolio includes feed-through, protective-earth, multi-level, fused, disconnect and special-function terminal blocks. Compact dimensions, high contact force, vibration-resistant connections and integrated test points simplify control-panel wiring. The range is suitable for 35 mm DIN-rail mounting in machine automation, power distribution and industrial control panels.