Square D QO345 - 45A 3 Pole Miniature Circuit Breaker

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Engineered for seamless integration into QO load centers, NQ, and NQOD panelboards, the Square D QO345 provides robust overcurrent protection. This 3-pole, 45A miniature circuit br eaker utilizes thermal-magnetic trip technology to safeguard electrical systems across residential, commercial, and industrial applications. Rated at 10 kAIC at 240VAC, it features the signature Visi-Trip visual indicator, allowing users to instantly spot a tripped circuit. HACR rated for HVAC equipment. Show more