Square D | QO315SWN | Circuit Breaker | 3-Pole | Plug-In

The Square D QO315SWN 3-Pole Plug-In Circuit Breaker is engineered for dependable, streamlined protection in Square D QO panel systems. Designed for maintenance, retrofit, and replacement projects, this plug-in breaker helps you restore and upgrade three-polyphase protection without restructuring your panel layout. If you’re dealing with aging components or adding new circuits in a commercial or industrial space, this part is built to fit your exact specs when matched to the QO family.

• Poles: 3-Pole — protects three phases in a single, compact unit.
• Mounting: Plug-In design for quick, tool-assisted installation in compatible Square D QO panels.
• Part Number: QO315SWN — the definitive reference for compatibility.
• Applications: Ideal for maintenance, retrofit, and replacement tasks where matching specs matters.
• Compatibility reminder: The part number is the best reference for ensuring a proper fit and ratings—confirm these before ordering.

This breaker is purpose-built for those who value precise compatibility and minimal downtime. By choosing the QO315SWN, you’re prioritizing a seamless integration with existing QO panelboards, preserving wiring layouts, and delivering reliable three-phase protection to critical loads. It’s particularly well-suited for projects where exact specification matching matters—retrofits that must align with current panels, or replacements that demand the same trip characteristics as the original device. Who benefits most: - Electrical maintenance technicians performing panel upkeep or upgrades - Facility managers coordinating retrofits or replacements in commercial spaces - Project installers seeking a straightforward, compatible plug-in solution within the Square D QO ecosystem Practical tips: - Always verify fit and ratings before purchasing to prevent mismatches and ensure safe, compliant operation. - When installing, follow standard electrical safety practices and, if needed, consult a licensed electrician to handle panel connections and testing. - Keep the part number (QO315SWN) handy as the primary compatibility reference during planning and procurement. In short, the QO315SWN is a focused, reliable choice for communities and facilities that rely on precise Square D QO panel compatibility, straightforward plug-in installation, and solid three-pole protection for their essential electrical systems.