Eaton Cutler-Hammer SKDN400 400A Circuit Breaker, NEMA 1 | AmpState

Introducing the Eaton Cutler-Hammer SKDN400 400A Circuit Breaker, a purpose-built, OEM-grade protection device designed for reliable performance in panelboards, load centers, and broader electrical distribution systems. With a NEMA 1 enclosure, this breaker is built for indoor environments where steady, dependable protection is essential.

• 400 A amperage rating provides robust protection for high-demand circuits in commercial and industrial settings.
• NEMA 1 enclosure suited for indoor installations, delivering solid protection in standard electrical rooms.
• Versatile integration in panelboards, load centers, and electrical distribution networks to support existing architectures.
• Part Number SKDN400 ensures BOM alignment with the original equipment, reducing parts mismatch during replacement or maintenance.
• OEM reliability from Eaton Cutler-Hammer, a trusted name in electrical protection.
• AmpState availability for straightforward procurement to keep your project on schedule.

Use cases and practical value

• Ideal for replacement projects where exact BOM and part-number alignment matter, ensuring seamless compatibility with existing panels.
• Smart stocking option for facilities with 400 A feeders, enabling rapid repairs and minimizing downtime during maintenance windows.
• Helps maintain accurate Bill of Materials (BOM) documentation, simplifying reorders and service planning for large-scale electrical distribution systems.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Order the Eaton Cutler-Hammer SKDN400 400A Circuit Breaker from AmpState today and secure dependable, OEM-grade protection that aligns with your original specifications and installation needs.