Experience reliable power distribution with the Square D LH36300 circuit breaker, a robust solution for safeguarding your electrical system. This 3-phase unit is designed for I-Line mounting style applications and offers a substantial rating of 600V and 300A, ensuring optimal performance for your industrial needs. Equipped with a shunt trip mechanism, this breaker in the LH36300 model range ensures efficient operation with a simple on/off method. It's an essential component for any electrical infrastructure, providing the necessary protection and functionality expected from a trusted brand like Square D. Please note, the item has a flawed aspect, which may be indicative of its previous usage or simply a manufacturing imperfection.