Discount Square D QOU3501021 – 50A 3 Pole Miniature Circuit Breaker

Engineered for commercial and industrial applications, the QOU3501021 provides robust thermal-magnetic protection. This 50-amp, three-pole miniature circuit breaker is designed for versatile installation across multiple environments. It mounts seamlessly into OEM panels, control enclosures, and DIN rail systems using a standard unit-mount configuration. The reversible line and load lugs offer flexible wiring options. Rated 10 kAIC at 240V, this model includes a factory-installed shunt trip.