Eaton GHQ1030 - 30 A, 480 V, 1-Pole Circuit Breaker | AmpState

Meet the Eaton GHQ1030 — a compact, dependable 30A, 480V, 1-pole molded case circuit breaker designed to safeguard branch circuits within panelboards and load centers. Built to deliver consistent protection when it’s needed most, this breaker is a smart choice for both upgrades and new installations.

Why the GHQ1030 stands out

• Space-saving molded case design locks in efficient panel utilization, helping you fit protection where it’s needed without crowding the enclosure.
• Thermal-magnetic trip unit provides stable, repeatable protection against overloads and fast response to short circuits, reducing the risk of equipment damage and unexpected downtime.
• OEM compatibility is designed to align with matching Eaton load centers and panelboards, enabling reliable replacements or upgrades without compatibility concerns.
• Versatility across environments suitable for residential, commercial, and light industrial applications that rely on 480V systems and single-pole protection.

Key specifications at a glance

• Manufacturer: Eaton
• Part Number: GHQ1030
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 30A
• Voltage Rating: 480V
• Number of Poles: 1
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

This 1-pole 30A breaker is well-suited for protecting individual branch circuits in panelboards and load centers that operate at 480V. It’s a practical choice when upgrading older protection devices, expanding a panel, or fabricating a compact, reliable protection solution in spaces like small commercial rooms or light industrial environments.

Practical considerations and tips

• Ensure the protected circuit requires a 30A rating at 480V and that a single-pole solution aligns with your panelboard’s design and wiring scheme.
• When replacing an existing breaker, verify the replacement’s compatibility with the same OEM panelboard or load center to maintain performance and UL-listed compliance.
• Use the thermal-magnetic trip characteristic to balance protection against nuisance trips with safe operation of connected equipment.
• Keep spare GHQ1030 assemblies on hand for quick replacements, minimizing panel downtime during service or upgrades.

The Eaton GHQ1030 is more than a simple protective device — it’s a strategic component that helps you manage electrical safety, optimize panel space, and ensure reliable operation in diverse settings. Whether upgrading an existing installation or specifying parts for a new build, this 30A, 480V, 1-pole molded case circuit breaker delivers targeted protection where you need it most.