Eaton EGB3125FFB - 125 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState

The Eaton EGB3125FFB is a reliable, 125A, 480V, 3-pole bolt-on molded case circuit breaker crafted to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built to stay secure in demanding environments, this unit helps keep electrical systems safe and running smoothly.

Why this breaker stands out

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection, minimizing loosening risks in panels and during operation.
• Thermal-magnetic trip unit delivers stable, repeatable protection across varying loads and temperatures, quickly clearing genuine faults while avoiding nuisance trips.
• Three-pole design for three-phase protection ideal for commercial and light industrial installations where balanced, synchronized protection is essential.
• 125A, 480V rating accommodates standard branch circuits in larger panelboards and load centers, supporting robust power distribution.
• OEM compatibility designed to pair with matching OEM load centers and panelboards for seamless integration and dependable performance.
• Versatile applications suitable for residential, commercial, and light industrial environments where reliable safety and protection are a must.

How it fits into your electrical system

The EGB3125FFB provides definitive protection for branch circuits, preventing damage from overloads and short circuits. Its bolt-on design simplifies installation in compatible panelboards and load centers, while the thermal-magnetic trip mechanism ensures fast, precise responses to faults. This makes it a practical choice for systems that require solid overcurrent protection with minimal maintenance.

Technical snapshot

• Manufacturer: Eaton
• Part number: EGB3125FFB
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 125A
• Voltage rating: 480V
• Number of poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal scenarios and use cases

Choose the Eaton EGB3125FFB when you need reliable three-phase protection for panelboards and load centers in commercial or light industrial settings. It’s well suited for installations where a sturdy, bolt-on connection is preferred to minimize vibration-related concerns and where precise thermal-magnetic protection improves system uptime and safety. For upgrades or replacements, this unit offers a straightforward path to consistent performance within compatible OEM assemblies.

Invest in the Eaton EGB3125FFB to ensure robust, dependable branch circuit protection that aligns with your panelboard or load center design, delivering clear protection in a compact, purpose-built package.