Schneider Electric | EZD400M3400K | Circuit Breaker | 400A | 690V

Meet the Schneider Electric EZD400M3400K Circuit Breaker—a purpose-built solution for high-demand power systems. With a 400A rating and 690V operating capability, this breaker is designed to deliver dependable overcurrent protection where reliability and uptime matter most.

Built for maintenance, retrofit, and replacement projects that require exact specifications, the EZD400M3400K is the precise reference you want to keep on hand. It streamlines sourcing, minimizes downtime, and ensures your existing electrical infrastructure remains protected under accurate, compatible ratings.

Key specifications

• Amperage: 400 A
• Voltage: 690 V

Why this model stands out

• Exact part reference for easy sourcing: EZD400M3400K aligns with Schneider Electric’s catalog, reducing the risk of mismatched ratings.
• Reliable high-current protection: Designed to handle demanding industrial loads while maintaining protection and stability in your distribution network.
• Ideal for critical maintenance, retrofit, and replacement tasks: Keeps your panels aligned with original specifications, preserving safety and performance.

Ideal use cases

• Upgrading existing electrical panels that require 400 A protection at up to 690 V.
• Retrofit projects where the original component must be matched exactly to prevent compatibility issues.
• Spare-part readiness for manufacturing facilities, utilities, and other high-power environments needing rapid replacement to minimize downtime.

Compatibility note

Confirm fit and ratings before ordering. The part number EZD400M3400K is the most reliable reference to ensure physical fit and electrical compatibility with your equipment.