Eaton HMCPS150T4Y - 150 A, 600 V, 3-Pole Circuit Breaker | AmpState

Meet the Eaton HMCPS150T4Y, a rugged 150 A, 600 V, 3-pole molded case circuit breaker engineered to safeguard your panelboards and loadcenters. Built for dependable branch circuit overcurrent and short-circuit protection, this unit delivers reliable performance where it matters most—in residential, commercial, and light industrial electrical systems.

Why this breaker stands out

• Compact molded case design makes efficient use of panel space, helping you fit larger protection without crowding the cabinet.
• Thermal-magnetic trip unit combines precise thermal overload protection with instantaneous magnetic tripping, delivering stable, repeatable protection and reducing nuisance trips during transient faults.
• OEM compatibility is built in—designed to pair with matching Eaton OEM load centers and panelboards for seamless installation and reliable long-term service.
• Versatile application suitable for residential, commercial, and light industrial environments where dependable branch-circuit protection is critical.

Technical snapshot

• Amperage rating: 150 A
• Voltage rating: 600 V
• Number of poles: 3
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection

Ideal scenarios and practical uses

Use the HMCPS150T4Y when upgrading existing panelboards or installing new loadcenters where you need robust protection for multi-line circuits. It’s well-suited for control rooms, light processing areas, and service entrances in commercial settings, as well as residential subpanels that demand reliable interruption during fault conditions. Its compatible design means you can replace or upgrade components with confidence, maintaining system integrity without complicated reconfiguration.

Think of it as a safeguard for your electrical backbone—a single, reliable device that helps protect wiring insulation, downstream equipment, and the people who rely on them. If you’re aiming for a streamlined, durable, and code-compliant protection solution, the Eaton HMCPS150T4Y is purpose-built to deliver consistent performance over the life of the installation.