Schneider Electric | NSX400F | Circuit Breaker | 400A | 3-Pole | 415V

Schneider Electric NSX400F: a 400A, 3-Pole, 415V circuit breaker built for reliable, drop-in protection in demanding electrical systems.

This NSX400F unit is designed for maintenance, retrofit, and replacement projects where exact specifications matter. By matching the NSX family’s precise ratings, it helps you preserve protection coordination, panel compatibility, and service continuity in Schneider Electric installations.

Key specifications

• Amperage: 400 A
• Poles: 3-Pole
• Voltage: 415 V

What makes it stand out

Unlike generic replacements, the NSX400F is purpose-built to align with Schneider Electric distribution setups. This means smoother installations, fewer adaptation steps, and continued trust in your protection strategy thanks to a device that fits the same form factor and spec family as your existing NSX components.

Ideal use cases

• Maintenance of existing 3-phase, 415 V electrical networks requiring a 400 A protection device
• Retrofits where exact-spec replacement minimizes panel changes and downtime
• Spare-part stock for facilities relying on Schneider Electric NSX equipment

Compatibility and fitting guidance

• Before ordering, confirm that the fit and ratings match your panel or distribution board requirements
• The part number NSX400F is your best reference for compatibility
• This unit is intended for systems operating at 415 V three-phase networks

Why choose this for your protection needs

Opting for the NSX400F ensures alignment with your existing Schneider Electric protection strategy, improving installation efficiency, maintenance planning, and long-term spare-part availability within the NSX ecosystem. It’s a precise, dependable choice for engineers and technicians managing industrial and commercial power distribution.