Eaton HMCP250K5C - 250 A, 600 V, 3-Pole Circuit Breaker | AmpState

Meet the Eaton HMCP250K5C — 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 for real-world electrical distribution, it blends compact design with trusted Eaton reliability to keep commercial, residential, and light industrial systems running smoothly.

What makes the HMCP250K5C unique

• Compact molded-case design maximizes panel space without compromising protection, making it ideal for retrofit installs and tight electrical enclosures.
• Thermal-magnetic trip unit provides stable, repeatable protection for both overloads and short circuits, helping to minimize nuisance trips and maintain circuit reliability.
• 3-pole configuration is specifically suited for 3-phase distributed systems, common in commercial and light industrial environments.
• OEM-compatible designed to pair seamlessly with matching Eaton loadcenters and panelboards, ensuring a smooth, straightforward upgrade or replacement.
• High-current capability rated at 250 A with a 600 V maximum, enabling robust protection for larger feeders and heavy loads.

Designed for practical, real-world use, the HMCP250K5C is well suited for a range of installations—from new commercial builds to expanding or upgrading existing panels. It protects branch circuits from overcurrent and short circuits, helping to safeguard wiring, devices, and occupants while supporting uninterrupted operation of critical equipment.

Ideal applications and use cases

This 3-pole molded case breaker shines in:

• Residential multi‑panel subpanels where a reliable 3‑phase protection solution is needed for equipment feeders.
• Commercial distribution panels serving offices, retail spaces, or small data rooms that require solid overload and short-circuit protection.
• Light industrial equipment enclosures and service panels where space efficiency and dependable performance matter.

Technical snapshot

• Manufacturer: Eaton
• Part Number: HMCP250K5C
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 250 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Why this matters for you

Choosing the HMCP250K5C means prioritizing reliability, space efficiency, and compatibility. The thermal-magnetic trip unit delivers consistent protection across varying loads and temperatures, reducing the risk of unexpected outages. Its compact form helps you maximize panel density, while its OEM compatibility ensures you can source this breaker quickly without compatibility concerns during replacements or upgrades.

Whether you’re an installer planning a new panel, a facility manager upgrading an existing distribution system, or a building owner coordinating maintenance, the HMCP250K5C delivers dependable, code‑compliant protection for your 3‑phase electrical distribution at up to 600 V. Built to perform when it matters, it’s a practical, durable choice for protecting circuits and keeping systems operating smoothly.