Eaton HMCPS150U4C - 150 A, 600 V, 3-Pole Circuit Breaker | AmpState

Introducing the Eaton HMCPS150U4C — a 150A, 600V, 3-pole molded case circuit breaker built for dependable branch circuit protection in panelboards and loadcenters. Its compact design frees valuable panel space while delivering precise, repeatable protection for demanding electrical environments.

Key benefits and features

• Compact molded case design maximizes panel space, simplifying wiring layouts and leaving room for future expansion
• Thermal-magnetic trip unit provides stable, repeatable protection by responding quickly to short circuits and maintaining predictable performance under overloads
• 3-pole configuration ideal for three-phase systems and multi-branch protection in commercial or light industrial setups
• OEM compatibility designed to seamlessly integrate with matching Eaton OEM loadcenters and panelboards for a straightforward, code-conscious installation
• Versatile applicability suitable for residential, commercial, and light industrial protection needs

Technical snapshot

• Manufacturer: Eaton
• Part Number: HMCPS150U4C
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 150 A
• Voltage rating: 600 V
• Number of poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal applications and use cases

Use the HMCPS150U4C to protect feeders and branch circuits within panelboards and loadcenters across various environments:

• Residential panels where reliable, space-efficient protection is needed for main feeders or subpanels
• Commercial spaces such as offices, retail environments, and service areas requiring robust three-phase protection for motors, HVAC, lighting, and power distribution
• Light industrial equipment rooms that demand dependable short-circuit protection without sacrificing panel access or capacity

Why this Eaton breaker stands out

Unlike generic solutions, the HMCPS150U4C combines a compact molded case with a thermal-magnetic trip unit and OEM-ready compatibility. This means you get predictable protection curves, easier installation in Eaton-compatible panels, and efficient use of panel space — all essential for reliable power distribution in real-world settings.

Installation and compatibility guidance

For best results, pair the HMCPS150U4C with matching Eaton OEM loadcenters or panelboards. Before installation, confirm the panel’s rating and termination type, and follow standard termination torque and wiring practices to ensure a solid, code-conscious connection that stands up to daily use.