Siemens | SLD69400 | Circuit Breaker | 3-Pole

Meet the Siemens SLD69400 3-Pole Circuit Breaker — a purpose-built protection device engineered for maintenance, retrofit, and replacement projects where exact Siemens specifications matter. This three-pole unit is designed to integrate seamlessly with compatible Siemens panels, delivering reliable, coordinated trip protection across three phases.

Why this 3-Pole Siemens breaker stands out

• Three-pole configuration provides comprehensive three-phase protection for balanced, modern electrical systems.
• Specifically chosen for maintenance, retrofit, and replacement scenarios where exact compatibility is essential.
• Best compatibility reference is the part number itself — SLD69400 ensures you’re matching the right spec for your panel.
• Backed by Siemens'' engineering standards, offering consistent performance and predictable operation in service environments.

Key compatibility and usage notes

Before ordering, confirm fit and ratings to ensure peak performance. The part number SLD69400 is the most reliable reference for matching compatibility with your existing Siemens installation.

Ideal use cases

• Maintenance: swap-in replacement for aging three-pole protection in Siemens panels to restore circuit protection without panel modification.
• Retrofit: upgrade or modernize a three-phase electrical system while preserving original panel design and protection logic.
• Replacement: exactly match the original component in systems that specify SLD69400, ensuring consistent trip characteristics and coordination with other breakers.

Practical guidance for a smooth fit

• Check your panel model and the corresponding compatible part numbers, prioritizing SLD69400 for three-pole protection needs.
• Verify ratings (current, voltage, and trip characteristics) align with your system requirements to maintain proper protection and coordination.
• If in doubt, rely on the part number as the definitive reference to avoid mismatches or performance discrepancies.

Designed to deliver dependable three-phase protection with precise compatibility, the Siemens SLD69400 3-Pole Circuit Breaker is a focused, reliable solution for maintaining, upgrading, or replacing protection in Siemens-based electrical systems. Use the part number as your guide to a straightforward, worry-free fit and lasting performance.