Square D QO250 - 50A, 2-Pole, Circuit Breaker

The Square D QO250 is a rugged 50A, 2-pole circuit breaker designed to deliver dependable overcurrent protection in demanding electrical systems. This model combines a two-pole configuration with a compact, reliable form factor, making it a practical choice for a wide range of installations.

Key specifications at a glance: Current rating 50A; Poles: 2-Pole; Breaker type: Circuit Breaker. Built for industrial, commercial, and OEM environments, it provides safe, consistent interruption to fault currents in distribution panels and motor control centers.

• Two-pole design for safer disconnections — protects both hot conductors in multi-wire circuits, ensuring coordinated shutdown and reducing the risk of unintended backfeed or unbalanced loads.
• Medium-load protection — 50A rating is ideal for protecting feeders and essential equipment without frequent nuisance trips in everyday applications.
• Versatile deployment — suited for panelboards, switchboards, and control panels across industrial, commercial, and OEM settings, where reliable protection and safe operation are critical.
• Durable, field-ready construction — designed for repeated cycling and straightforward replacement in active distribution environments, helping minimize downtime during maintenance or upgrades.

Use scenarios you can count on: safeguarding motor control centers in manufacturing lines, protecting critical branch circuits in commercial buildings, and integrating into OEM equipment where standardized, dependable protection is required. If you’re maintaining or upgrading an aging panel system or stocking spare parts for a busy facility, the QO250 provides a familiar, compatible solution that aligns with established distribution-panel practices.

Why choose this model? It combines the trusted Square D reputation with a practical 2-pole, 50A configuration that fits common mid-range protection needs. It simplifies inventory, reduces complexity in repairs, and delivers reliable performance where it matters most—keeping systems running smoothly and safely.

Ready to reinforce your electrical protection plan? Add the Square D QO250 — 50A, 2-Pole, Circuit Breaker — to your cart and secure dependable, straightforward protection for distribution panels and motor control centers.