Square D QO115PDF - 15A, 1-Pole, AFCI Arc-Fault Circuit Breaker

Meet the Square D QO115PDF — a 15A, 1-Pole AFCI arc-fault circuit breaker engineered to deliver dependable overcurrent protection in demanding distribution environments. By detecting dangerous arcing faults, it helps safeguard wiring and equipment, contributing to safer panel rooms and more reliable operation of critical systems.

Engineered for flexible, space-efficient installations, this breaker fits seamlessly into panelboards, switchboards, and control panels, and is a natural fit within the Square D QO family for easy compatibility with existing enclosures and gear.

• Current rating: 15 A
• Poles: 1-Pole
• Breaker type: AFCI Arc-Fault Circuit Breaker
• Applications: panelboards, switchboards, control panels

Why choose this AFCI breaker? It provides arc-fault protection for single-circuit branches, reducing the risk of electrical fires caused by damaged insulation, loose connections, or aging wiring—an essential safety layer for modern electrical services.

Ideal use cases

• Industrial facilities with motor control centers and distributed panel systems that require reliable arc-fault protection.
• Commercial buildings upgrading circuits to AFCI protection for enhanced safety and code alignment.
• OEM applications where a compact, dependable 1-pole breaker fits into control panels without sacrificing performance.

Designed for compatibility and reliability

As part of the Square D QO line, the QO115PDF is built for consistent performance across panelboards and switchgear. The 1-pole design concentrates protection on individual circuits while preserving space for additional devices and future expansions.

Practical tips

• Confirm panel compatibility with the QO115PDF to ensure a secure, code-compliant installation.
• Use in circuits where arc-fault protection is beneficial due to risk factors like vibration, long cable runs, or equipment faults.
• Schedule regular inspections of protected circuits; if nuisance trips occur, troubleshoot wiring integrity and connections to restore normal operation.