Eaton Cutler-Hammer GHB3080 80A 3P 480V Circuit Breaker, Bolt-On | AmpState

Meet the Eaton Cutler-Hammer GHB3080—a bolt-on, 80 A, 3-pole circuit breaker engineered for robust protection in panelboards, load centers, and electrical distribution networks. This device is purpose-built for retrofit projects and maintenance planning where keeping the same part number simplifies inventory and servicing, ensuring your upgrades stay aligned with existing systems.

Key benefits that matter in real-world installations

• Fast, secure bolt-on mounting designed for straightforward integration into compatible panels, reducing downtime during upgrades or replacements.
• Three-pole protection across 480 V systems, delivering reliable coordination for multi‑circuit distributions in commercial and industrial settings.
• Consistent part number for retrofit continuity—GHB3080 supports maintenance planning where exact part numbering matters, helping you avoid mismatches during service cycles.
• Trusted brand lineage from Eaton Cutler-Hammer, a long-standing name in electrical protection and distribution hardware.
• Available through AmpState with expert support to confirm fit and compatibility for your unique installation.

Ideal use cases

This bolt-on circuit breaker is well suited for facilities with existing 480 V, 3-pole configurations that require dependable overload and short-circuit protection. It shines in retrofit scenarios where keeping the same part number reduces stocking complexity, minimizes misordering, and accelerates maintenance planning for panelboards and load centers in manufacturing floors, data centers, and large commercial settings.

Compatibility and how AmpState supports you

Key details:

• Manufacturer: Eaton Cutler-Hammer
• Part Number: GHB3080
• Type: Circuit Breaker
• Amperage: 80 A
• Poles: 3
• Voltage: 480 V
• Mounting: Bolt-On

AmpState offers this GHB3080 piece in its catalog, and if you’re not 100% certain about compatibility with your panel or bus configuration, send a note—we’ll help you verify fit and ensure this breaker matches your existing electrical distribution setup. This is especially useful for retrofit projects where a precise part number ensures seamless replacement and continued system reliability.

Practical installation notes

• Confirm your panelboard supports 480 V operation and is designed for bolt-on circuit breakers in the GHB family.
• Prepare the panel for retrofit by aligning the breaker with the bus stabs and securing with the appropriate mounting hardware per manufacturer guidelines.
• Use the correct torque and installation procedures outlined for bolt-on breakers to avoid loose connections and ensure reliable protection.
• For ongoing maintenance planning, keep the GHB3080 as part of a standardized replacement strategy to maintain consistent protection across your distribution network.

Why choose this configuration over alternatives

Unlike generic replacements, the GHB3080 is designed to align with specific Eaton Cutler-Hammer panelboard footprints and bus configurations, delivering predictable behavior and easier compatibility checks in retrofit scenarios. Its 3-pole 480 V rating makes it a practical choice for facilities where three-phase protection is essential, helping you maintain compliant, safe, and efficient electrical distribution without unnecessary part-number changes.