Eaton GMCP030H1C - Circuit Breaker | AmpState

Eaton GMCP030H1C molded case circuit breaker delivers reliable branch circuit protection for panelboards and load centers. Designed to fit the way modern electrical systems are installed, this unit guards against overloads and short circuits with a compact, space-saving profile.

The thermal-magnetic trip unit provides stable, repeatable protection performance by combining thermal overload sensing with magnetic short-circuit protection. This means fewer nuisance trips and faster response to high-current faults, keeping your equipment safer and your system running smoothly.

Built to work hand-in-hand with matching OEM load centers and panelboards, the GMCP030H1C slides into existing assemblies for straightforward replacements or panel upgrades. It’s a versatile choice for residential, commercial, and light industrial applications where dependable protection and panel efficiency matter.

Key features and benefits

• Compact molded case design maximizes panel space, enabling cleaner, more organized electrical installations.
• Thermal-magnetic trip unit delivers reliable trip performance for both overloads and short circuits.
• OEM-compatible ensures seamless integration with the original panel hardware and wiring schemes.
• Versatile application suitable for homes, small businesses, and light industrial environments requiring dependable protection.

Technical snapshot

Manufacturer: Eaton

Part Number: GMCP030H1C

Type: Thermal-magnetic molded case circuit breaker

Application: Branch circuit overcurrent and short-circuit protection

Use cases and installation scenarios

Use this breaker when you’re upgrading a crowded panel, replacing a failed unit, or expanding a subpanel in a small office, workshop, or multi-residential setup. The compact form factor helps you conserve rack space in tight load centers, while the robust thermal-magnetic mechanism maintains protection reliability across temperature variations and continuous operation.

Why choose this Eaton breaker?

With the GMCP030H1C, you’re not just buying a component—you’re investing in a proven protection strategy that aligns with Eaton’s electrical ecosystem. The combination of a space-conscious molded case, a reactive thermal-magnetic trip, and OEM-friendly compatibility delivers a practical, long-term solution for safe and efficient panel operation.