Square D | QOB115AF | Circuit Breaker | 1-Pole | 240V | Bolt-On

Meet the Square D QOB115AF circuit breaker—a genuine single-pole, 240-volt bolt-on device engineered for reliable protection in maintenance, retrofit, and replacement projects where exact specifications matter. This isn’t a generic substitute; it’s the OEM part designed to match Square D panels that require a bolt-on, 1-pole configuration.

• Part and configuration: QOB115AF, 1-Pole, 240V, bolt-on mounting.
• Critical fit reference: Use the exact part number QOB115AF to verify compatibility with your panel and circuit requirements.
• Mounting method: Bolt-on design for a secure, dependable connection within compatible Square D panels.
• Ideal applications: Maintenance, retrofit, and replacement scenarios where matching specs are essential to restore or upgrade electrical protection.

How this breaker solves real-world needs

When a panel needs a precise, single-pole 240-volt protective device, the QOB115AF delivers a straightforward, dependable solution. Use cases include replacing a failed breaker in residential or light commercial installations, upgrading an older panel to maintain consistent protection, or performing a retrofit where compatible parts are required to keep a system running smoothly.

Compatibility and installation guidance

Before ordering, confirm that your panel accepts a bolt-on, 1-pole, 240V device and that the QOB115AF’s ratings align with the circuit you’re protecting. The part number is the best reference for compatibility, helping you avoid mismatches and unnecessary downtime.

Practical installation tips

• Power down the panel and verify no voltage at the bus before removing the old breaker.
• Ensure the panel’s mounting points and bus type support a bolt-on 1-pole 240V device.
• Tighten mounting hardware to the panel manufacturer’s specified torque to ensure a secure connection.
• Keep the replacement part clean and handle terminals with care to prevent corrosion or damage.

For projects that demand proven compatibility and dependable protection, the Square D QOB115AF 1-Pole 240V bolt-on circuit breaker is a precise, reliable choice. Use the part number as your guide to the right fit, and plan installation with the panel’s specifications in mind for a smooth, safe upgrade or replacement.