Siemens QR23B250L 250A 3P 240V Circuit Breaker | AmpState

The Siemens QR23B250L 250A 3P 240V Circuit Breaker is a rugged, OEM-grade protection device designed for reliable, three-phase distribution in panelboards, load centers, and electrical systems. Built to integrate seamlessly with Siemens equipment, this breaker helps you maintain original BOM integrity while delivering dependable overcurrent protection for demanding applications.

Key benefits that matter in the field

• OEM compatibility for BOM alignment: Using the QR23B250L preserves the original part lineage, making replacements straightforward and preventing mismatchs that can complicate service records and inspections.
• High-current protection: At 250 A, it provides robust safeguarding for large electrical feeders and main distribution paths in commercial and industrial environments.
• Three-pole design: Three-phase protection with coordinated trip to safeguard equipment and maintain balanced distribution across phases.
• Compact integration with 240V systems: Ideal for standard 240V three-phase panels, minimizing space constraints while maximizing safety.

Where and how this fits your operation

• Panelboards and load centers requiring a ready-to-install Siemens solution that matches the original configuration.
• Replacement projects where staying true to the BOM simplifies procurement, maintenance records, and compatibility checks.
• Spare parts stocking for facilities with long-term uptime goals, reducing downtime when a breaker needs replacement.
• Industrial, commercial, and multi-branch electrical distribution networks that rely on stable, reliable overcurrent protection.

Specifications at a glance

• Manufacturer: Siemens
• Part Number: QR23B250L
• Product Type: Circuit Breaker
• Amperage: 250 A
• Poles: 3
• Voltage: 240V

Why choose Siemens QR23B250L over generic replacements

• Built to Siemens’ design standards, ensuring predictable mechanical fit, electrical characteristics, and trip behavior.
• Consistent performance in harsh environments typical of commercial and industrial installations, helping reduce nuisance trips and unplanned outages.
• Reliable availability through AmpState, with support to confirm fit and compatibility for your exact panel model and catalog.

Compatibility and support

Need help matching a part number or confirming compatibility? Message AmpState to verify fit with your panel, cross-reference with your equipment catalog, and ensure the QR23B250L is the right choice for your project.

Usage notes

• Ensure the breaker rating and trip characteristics align with your panel’s specifications and the connected load.
• Install by a licensed electrician following all local electrical codes and safety practices.
• Verify enclosure space and busbar compatibility before replacement to maintain proper clearance and fault protection.