Eaton HMCPE100R3C - 100 A, 480 V, 3-Pole Circuit Breaker | AmpState

Engineered by Eaton, the HMCPE100R3C is a 100A, 480V, 3-pole molded case circuit breaker designed to shield panelboards and load centers from overcurrent and short circuits. Its compact molded case profile maximizes panel space, allowing you to protect more circuits without crowding the enclosure. The thermal-magnetic trip unit delivers stable, repeatable protection, providing reliable overload protection with swift response to faults for critical 3-phase systems.

• Space-efficient molded case design that optimizes panel density and layout
• Thermal-magnetic trip unit for consistent protection against overloads and instantaneous short-circuit interruption
• Compatible with matching OEM load centers and panelboards for straightforward installation and coordinated protection
• Suitable across residential, commercial, and light industrial applications where 3-phase 480V power is used

Technical specifications

• Manufacturer: Eaton
• Part Number: HMCPE100R3C
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 100A
• Voltage Rating: 480V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases and installation considerations

Perfect for 3-phase distribution in panelboards and load centers where space is at a premium and reliable protection is essential. Use this breaker when upgrading or replacing existing 100A/480V protection in commercial spaces, light industrial facilities, or multi-residential installations that rely on dependable branch circuit protection and strict short-circuit response. When paired with matching OEM panel components, you’ll benefit from coordinated trip performance and streamlined installation that keeps downtime to a minimum.