Square D MAL367001021U Molded Case Circuit Breaker

Square D MAL367001021U is a three‑pole molded‑case circuit breaker from the MAL family, engineered for heavy‑duty protection in electrical distribution. It is rated for 600 V and carries a 700 A trip setting, with a 1000 A frame, enabling it to fit into larger industrial panels while delivering reliable overload and fault interruption for three‑phase circuits. As a molded‑case breaker, it provides automatic current interruption when protection thresholds are exceeded, helping to safeguard conductors, feeders, and connected equipment from damage. The catalog number MAL367001021U identifies a 3‑pole, 600 V‑rated device suitable for inclusion in standard Square D distribution gear and enclosures, making it a compatible choice for legacy installations or projects that specify Square D protection components for industrial power systems.