Eaton Cutler-Hammer GHB1030 30A 1P 277V Circuit Breaker, Bolt-On | AmpState

The Eaton Cutler-Hammer GHB1030 30A 1P 277V Circuit Breaker, Bolt-On is built to handle everyday electrical protection in panelboards, load centers, and electrical distribution systems. Designed with retrofit and maintenance in mind, this part number—GHB1030—offers a dependable, consistent option when replacements are needed without rewriting your installation plans.

Why this breaker stands out

• Bolt-On mounting: Direct, secure attachment that supports durable service in busy electrical environments.
• Single-pole, 30 A: Ideal for protecting individual circuits in commercial or industrial settings where reliable overcurrent protection is essential.
• 277 V tolerance: Suitable for lighting and distribution circuits operating at 277V, expanding its applicability beyond standard 120/240V systems.
• Retrofitting and maintenance readiness: Part number consistency makes stocking, ordering, and replacing easier during planned maintenance or sudden repairs.

Key specifications at a glance

• Manufacturer: Eaton Cutler-Hammer
• Part Number: GHB1030
• Product Type: Circuit Breaker
• Amperage: 30 A
• Poles: 1 Pole
• Voltage: 277V
• Mounting: Bolt-On

Practical use cases

• Retrofit projects where the exact part number must be preserved to match existing panel configurations.
• Maintenance planning for facilities with Eaton Cutler-Hammer gear, ensuring quick swaps during routine service.
• Service vans and on-site inventories kept ready with a standard 30 A, 1P, 277V solution for common circuits.
• New or replacement installations in panelboards and load centers that require reliable single-pole protection.

Compatibility and support

AmpState is available to help confirm fit for your specific panel or distribution setup. If you’re unsure whether GHB1030 is the right choice for your system, message us and we’ll help verify compatibility and ensure a seamless match with your existing hardware.

Choose the Eaton Cutler-Hammer GHB1030 for a dependable, ready-to-use solution that aligns with your retrofit projects and maintenance schedules—delivering consistent protection where you need it, without surprising fit issues.