Siemens | CFD63B225L | Circuit Breaker | 225A | 3-Pole | 600V

Siemens CFD63B225L circuit breaker is a purpose-built solution for demanding electrical setups, delivering reliable overcurrent protection for three-phase systems. With a 225A rating, a 3-pole design, and a 600V maximum, this unit is ideal for maintenance, retrofit, and replacement projects where precise compatibility matters.

The CFD63B225L is engineered to align with Siemens panel architectures, ensuring consistent performance and seamless coordination with other devices in the same family. When selecting replacements or upgrades, the part number CFD63B225L serves as the strongest reference for compatibility.

Key specifications

• Amperage: 225A
• Poles: 3-Pole
• Voltage: 600V
• Part number: CFD63B225L

Ideal use cases

• Replacement in existing Siemens panels when a 225A, 3-pole, 600V device is required
• Retrofit projects to support upgraded or expanded three-phase electrical loads
• Spare part for maintenance inventories in industrial facilities and commercial buildings

What sets this breaker apart

• Specific to Siemens panel ecosystems, preserving protection coordination and electrical characteristics
• Clear, unambiguous compatibility reference through the CFD63B225L part number
• Rigid construction designed to withstand the demands of industrial environments and routine servicing

Fit, compatibility, and installation tips

Before ordering any replacement, verify fit and ratings against your panel documentation. The CFD63B225L is the best compatibility reference for Siemens equipment, reducing the risk of mismatches during maintenance or retrofit.

• Confirm your panel model and the current protection requirements match a 225A, 3-pole, 600V device
• Power down the system and follow proper lockout/tagout procedures before installation
• Torque terminals to the manufacturer’s specified values and inspect for secure connections after installation

Why it matters for you

Choosing the right 225A, 3-pole, 600V circuit breaker minimizes downtime and ensures reliable protection for critical equipment. With Siemens engineering behind CFD63B225L, you gain predictable performance, easier maintenance planning, and clean compatibility with existing Siemens panels — a practical, long-term choice for industrial facilities and commercial sites alike.

Ready to secure robust three-phase protection? Keep the CFD63B225L on hand for smooth maintenance, dependable replacements, and seamless retrofit projects.