Siemens | SLD69400NT | Circuit Breaker | 3-Pole | 600V

Introducing the Siemens SLD69400NT — a 3-pole circuit breaker designed for precise compatibility in maintenance, retrofit, and replacement projects where exact specifications matter. Built to meet the demands of three‑phase electrical systems, this Siemens component helps you safeguard panels and circuits with confidence.

• Poles: 3-Pole
• Voltage rating: 600V
• Part reference: SLD69400NT
• Authenticity: Genuine Siemens hardware, engineered for dependable performance within Siemens ecosystems
• Best compatibility reference: The part number is the clearest guide to ensure a correct fit

Why this 3-pole, 600V breaker stands out

Designed for three‑phase environments, the SLD69400NT delivers reliable protection across distribution panels, control cabinets, and retrofit projects where Siemens architecture is preferred. The 3‑pole configuration ensures simultaneous disconnection across all conductors, enhancing safety and simplifying system upgrades.

Ideal use cases

• Maintenance: swap in a precise-match breaker to restore protection without modifying existing setups
• Retrofit: upgrade legacy panels to current protection standards while preserving Siemens compatibility
• Replacement: source the exact SLD69400NT to minimize downtime and maintain consistent circuit protection

How to ensure you order the right part

Always verify fit and ratings before ordering. The SLD69400NT is your best reference for compatibility—cross-check the part number against your panel label and system voltage to confirm an exact match.

When you need dependable, industry-standard protection for a Siemens-based installation, the SLD69400NT 3-Pole 600V circuit breaker delivers clear, targeted value—helping you protect equipment, reduce downtime, and maintain electrical safety with confidence.