Eaton HMCPE100T3X - 100 A, 480 V, 3-Pole Circuit Breaker | AmpState

Meet the Eaton HMCPE100T3X — a robust 100 A, 480 V, 3-pole molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for installers who demand reliable performance, this breaker blends compact design with precise protection to keep your electrical system safe and running smoothly.

Why this breaker stands out

• Space-efficient molded case design: Optimizes panel real estate so you can fit more circuits without compromising performance.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by quickly responding to short circuits while preventing nuisance trips on gradual overloads.
• 3-pole, 480 V configuration: Ideal for three-phase commercial and light industrial applications requiring solid phase protection.
• OEM compatibility: Designed to work seamlessly with matching Eaton OEM load centers and panelboards, ensuring proper fit and electrical coordination.
• Versatile application: Suitable for residential-adjacent commercial spaces and light industrial environments where reliable circuit protection is essential.

What problems it solves

• Protects wiring and equipment from damaging overcurrent and short-circuit events, reducing the risk of fires and equipment downtime.
• Provides consistent protection performance over time with a dependable thermal-magnetic trip mechanism.
• Fits neatly into Eaton panel ecosystems, streamlining replacement, maintenance, and future upgrades.

Key specifications at a glance

• Manufacturer: Eaton
• Part Number: HMCPE100T3X
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 100 A
• Voltage Rating: 480 V
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection
• Compatibility: Matching OEM load centers and panelboards

Who is this ideal for?

electricians and facilities managers seeking reliable, code-compliant protection for three-phase installations in commercial spaces and light industrial settings. If you’re upgrading a panel or stocking spare parts for Eaton-compatible systems, the HMCPE100T3X provides a straightforward, space-conscious solution that doesn’t sacrifice protection quality.

Practical tips for use

• Install in panelboards and load centers designed for molded case circuit breakers within the Eaton ecosystem to ensure optimal fit and coordination with adjacent devices.
• Pair with appropriately rated feeders and conductors for your 480 V three-phase distribution to maintain safe operating conditions.
• Keep a cataloged spare on site for quick replacement to minimize downtime during maintenance windows.

With the Eaton HMCPE100T3X, you’re choosing a purpose-built, reliable protection device tailored for 3-phase infrastructure. AmpState brings this trusted component to your project, helping you build safer, more resilient electrical systems.