Eaton HMCP400L5C - 400 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Eaton HMCP400L5C is a 400 A, 600 V, 3-pole molded case circuit breaker designed to shield panelboards and loadcenters from overcurrent and short-circuit events. Its compact molded case design maximizes panel space without sacrificing protection, making it a practical choice for modern electrical installations.

Equipped with a thermal-magnetic trip unit, this breaker delivers stable, repeatable protection across a wide range of temperatures and load conditions. That means fewer nuisance trips and more reliable power delivery to critical circuits in your system.

• 3-pole configuration for coordinated protection on 3-phase systems
• Space-efficient molded case design that optimizes panel layouts
• Thermal-magnetic trip ensures accurate overload and short-circuit response
• Compatibility with matching OEM loadcenters and panelboards for seamless integration
• Suitable for residential, commercial, and light industrial applications

Ideal applications

Whether you’re building or upgrading, this breaker is well-suited for high-current branch circuits within distribution panels. Use it as a main or feeder protective device in panelboards and loadcenters, ensuring reliable shutdown in the event of overloads or faults while maintaining efficient, ongoing operation for everyday electrical loads.

What makes the HMCP400L5C stand out

• High-current capability: 400 A rating supports demanding circuits in larger panels
• Voltage resilience: 600 V rating accommodates typical commercial and light industrial power systems
• Durable, manufacturer-backed performance: engineered by Eaton for long-term protection and consistent trip characteristics
• Ease of integration: designed to pair with OEM panelboards and loadcenters to simplify sourcing and installation

Technical specifications

• Manufacturer: Eaton
• Part Number: HMCP400L5C
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 400 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

For a dependable, space-efficient protection solution in panelboards and loadcenters, choose the Eaton HMCP400L5C. Order through AmpState with the part number HMCP400L5C and integrate a robust, user-friendly protective device into your electrical system.