Eaton Cutler-Hammer GHB3100 100A 3P 480V Circuit Breaker, Bolt-On | AmpState

The Eaton Cutler-Hammer GHB3100 100A 3P 480V Bolt-On Circuit Breaker is a dependable protection solution for modern electrical distribution. Designed to safeguard panelboards, load centers, and distribution panels, this breaker keeps critical circuits safe in demanding environments while supporting straightforward retrofit and maintenance planning.

Key specifications at a glance

• Amperage: 100 A
• Poles: 3 (3P)
• Voltage rating: 480V
• Mounting style: Bolt-On for secure, efficient installation
• Manufacturer/Series: Eaton Cutler-Hammer, GHB3100
• Application: Ideal for panelboards, load centers, and electrical distribution systems
• Availability: Available from AmpState

Why the GHB3100 bolt-on design matters

For retrofit projects and maintenance planning, part-number consistency is essential. The GHB3100’s bolt-on design delivers a robust, field-friendly installation that minimizes downtime when upgrading or replacing circuit protection. This means you can keep your existing bus connections intact while upgrading to a reliable 100A, 3P 480V solution—reducing guesswork and ensuring reliable performance across your electrical distribution network.

Ideal use cases

• Commercial and industrial panelboards where a 3-pole, 480V protection device is required
• Load centers undergoing retrofits that demand a consistent, familiar Eaton part number
• Maintenance projects in facilities with ongoing Eaton Cutler-Hammer equipment needing a compatible bolt-on replacement

Fit, compatibility, and support

If you’re confirming fit for a specific installation, this GHB3100 bolt-on breaker is designed to align with Eaton’s Cutler-Hammer lineup. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Trust the GHB3100 to deliver reliable circuit protection in 100A, 3-pole, 480V configurations, while offering retrofit-friendly installation and straightforward maintenance planning. Add it to your electrical distribution setup today and keep your systems protected with a proven Eaton solution.