Schneider Electric LC1D300M7C is a heavy‑duty 3‑pole electromechanical AC contactor from the TeSys D series designed for industrial motor control and high‑current switching applications. It features robust power contacts and integrated auxiliary contacts suitable for demanding electrical environments. The contactor is engineered for reliable operation with large three‑phase AC loads such as motors, heating, lighting, and other resistive or inductive circuits. It supports flexible panel or DIN‑rail mounting in control panels, offers high electrical endurance and mechanical durability, and complies with international industrial contactor standards.