Siemens FXD63B225L 225A 3P 600V Circuit Breaker | AmpState

Siemens FXD63B225L is a three-pole, 225-amp circuit breaker designed for reliable protection in panelboards, load centers, and electrical distribution systems. This FXD63B225L model delivers dependable interruption capabilities at up to 600 volts, making it a precise fit for mid-to-large distribution configurations in both industrial and commercial environments.

• Amperage: 225 A
• Poles: 3
• Voltage: 600 V
• Manufacturer: Siemens
• Part Number: FXD63B225L

This part is ideal for replacement projects where maintaining the original BOM is critical. By stocking spares that align exactly with the original part number, you reduce naming and compatibility risks, streamline maintenance, and minimize downtime during repairs or upgrades.

Where you’ll use it: panelboards, load centers, and electrical distribution networks that require a 3-pole, 225 A device in a 600 V system. It’s well-suited for service upgrades, plant modernization, or routine replacements in facilities that rely on Siemens protection technology.

Why choose AmpState for your Siemens FXD63B225L: we provide this model directly from Siemens’ catalog, and our team can help verify fit and cross-reference your part numbers. If you’re unsure about compatibility, send us your panelboard model and existing breaker details, and we’ll help confirm the match.

Practical tips for installation and lifecycle management:

• Maintain an accurate spare inventory by stocking the exact original part number to minimize mismatch risks.
• Pair this 3P, 600V breaker with compatible Siemens distribution equipment to ensure coordinated protection across your system.
• Periodically review your protection scheme to ensure the 225 A rating remains appropriate for current load profiles and future reliability goals.