Fuji BU3KHC - 400A, Circuit Breaker

Meet the Fuji BU3KHC 400A circuit breaker — a rugged, high-capacity protection device designed for demanding power systems. Built to endure the rigors of industrial and commercial environments, this breaker is ready to protect panelboards, switchboards, control panels, and OEM equipment from overcurrent events that could interrupt production or damage valuable gear. With a strong emphasis on safe operation and reliable performance, the BU3KHC ensures your distribution panels and motor control centers stay protected when it matters most.

Key specifications at a glance

• Current rating: 400A
• Breaker type: Circuit Breaker
• Applications: Suitable for panelboards, switchboards, control panels, and OEM equipment
• Ideal for: Industrial, commercial, and OEM settings where dependable overcurrent protection and safe operation are critical in distribution panels and motor control centers

Why the Fuji BU3KHC stands out

• High-current protection with a 400A rating makes it a reliable choice for feeders and large motor circuits, helping prevent damage from overloads and short circuits.
• Durable, industry-grade design from Fuji, engineered to perform consistently in demanding environments where uptime matters.
• Versatile installation compatible with a range of panel types—panelboards, switchboards, control panels, and OEM assemblies—streamlining procurement and maintenance.
• Safety-first operation focused on preventing fault propagation and supporting safer, more predictable distribution and control systems.

Ideal use cases

• Manufacturing and processing facilities with heavy electrical loads and motor-driven equipment
• Commercial spaces relying on robust protection for critical distribution circuits
• OEM equipment builds and control centers requiring a dependable 400A protection device
• New installations or retrofits where a standardized, high-capacity breaker improves system reliability

Installation and practical considerations

• Ensure compatibility with your existing Fuji protection ecosystem and the specific panelboard or switchboard design you’re using
• Follow local electrical codes and manufacturer guidelines during installation to maintain safety and compliance
• Verify proper terminal connections and secure mounting to support reliable long-term operation
• Incorporate routine inspection and testing as part of your preventative maintenance to confirm continued protection accuracy

Choose the Fuji BU3KHC 400A circuit breaker to safeguard critical loads, minimize unplanned outages, and simplify maintenance in industrial, commercial, and OEM environments. Built for dependable overcurrent protection in distribution panels and motor control centers, it’s a practical, future-ready choice for high-demand electrical systems.