Eaton HMCP400A5W - 400 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Eaton HMCP400A5W delivers dependable branch circuit overcurrent and short-circuit protection for panelboards and load centers, packaged in a robust 400 A, 600 V, 3-pole bolt-on molded case design. Built for reliability in demanding environments, this breaker combines secure mounting with precise protection to keep your electrical distribution safe and stable.

• Secure bolt-on mounting—provides a rigid, vibration-resistant bus connection that stays put even in busy panel rooms.
• Thermal-magnetic trip unit—offers stable, repeatable protection by responding to both overload and short-circuit conditions, reducing nuisance trips and ensuring consistent performance.
• 3-pole configuration for 3-phase systems—perfect for balanced load centers and panelboards in commercial and light industrial applications.
• OEM-friendly compatibility—designed to pair with matching Eaton OEM load centers and panelboards for a seamless, coordinated protection solution.
• Versatile application—suitable for residential, commercial, and light industrial settings where reliable protection of feeders and branch circuits is essential.

Eaton HMCP400A5W is purpose-built for reliable overcurrent and short-circuit protection in a 3-pole, bolt-on format. Its 400 A rating and 600 V capacity make it a practical choice for mid-range distribution needs, ensuring that your electrical system can handle everyday loads while staying protected against faults. Technical snapshot

• Manufacturer: Eaton
• Part Number: HMCP400A5W
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 400 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Choose HMCP400A5W when you need a rugged, OEM-compatible solution that aligns with panelboard and load center architectures, delivering dependable protection for everyday commercial and light industrial electrical systems.