Eaton HMCPJ250D5L - 250 A, 600 V, 3-Pole Circuit Breaker | AmpState

Meet the Eaton HMCPJ250D5L: a 250 A, 600 V, 3-pole molded case circuit breaker designed to deliver dependable branch-circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built to handle demanding commercial and light-industrial environments, this breaker combines compact design with precise protection, making it a trusted choice for professional electrical installations.

Why this breaker stands out

• Compact molded-case design optimizes panel space and simplifies installation, helping you fit more protection where it’s needed without crowding the enclosure.
• Thermal-magnetic trip unit provides stable, repeatable protection: the thermal element manages gradual overcurrents, while the magnetic element delivers instantaneous tripping for severe faults, reducing the risk of damage and downtime.
• 3-pole configuration ideal for three-phase systems common in commercial and light-industrial applications, including motor feeders and HVAC equipment.
• OEM-compatible designed to pair with matching Eaton OEM loadcenters and panelboards, ensuring a seamless retrofit or new-installation experience with predictable performance.
• High-capacity protection rated for 250 A at up to 600 V, providing robust protection for large branch circuits while supporting coordinated protection strategies in complex electrical layouts.

Technical snapshot

• Manufacturer: Eaton
• Part Number: HMCPJ250D5L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 250 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Applications: Branch circuit overcurrent and short-circuit protection in panelboards and loadcenters

Ideal for

• Residential, commercial, and light industrial electrical installations where reliable three-phase protection is required
• Panelboard and loadcenter refurbishments, ensuring compatibility with matching OEM hardware
• Large-drawer or compact-panel configurations where space efficiency is essential

Practical use scenarios

• Protecting three-phase motor feeders in small to mid-size commercial equipment rooms
• Feeding critical 3-phase loads in light-industrial panels with tight panel layouts
• Replacing or upgrading aging breakers in OEM-compatible panelboards to restore precise overcurrent protection

Equip your electrical system with the Eaton HMCPJ250D5L when you need proven, robust protection in a compact form factor that works seamlessly with Eaton loadcenters and panelboards. Add it to your cart today to ensure reliable, code-compliant overcurrent protection for your three-phase circuits.