Eaton EGB3070FFG - 70 A, 480 V, 3-Pole Circuit Breaker | AmpState

The Eaton EGB3070FFG is a 70A, 480V, 3-pole molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Its compact molded case design helps you maximize panel space without sacrificing safety, making it a practical choice for modern electrical installations in residential, commercial, and light industrial settings.

Key advantages

• Space-efficient design — Compact molded case construction optimizes panel layout, leaving room for essential circuits and future expansion.
• Thermal-magnetic trip unit — Provides stable, repeatable protection by responding to both overload (thermal) and short-circuit (magnetic) conditions, reducing nuisance trips and enhancing reliability.
• Three-phase 480V operation — Ideal for distributed power in commercial buildings, data centers, and light industrial environments that run on 480V three-phase systems.
• OEM-compatible installation — Designed to be compatible with matching OEM loadcenters and panelboards, ensuring straightforward retrofits and upgrades.
• Targeted protection — Specifically engineered for branch circuits, safeguarding wiring and downstream devices from overcurrent and short-circuit events.

Technical specifications at a glance

• Manufacturer: Eaton
• Part Number: EGB3070FFG
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 70A
• Voltage Rating: 480V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases and scenarios

The Eaton EGB3070FFG is well-suited for panelboards and loadcenters in:

• Commercial office buildings with 3‑phase distribution
• Small to mid-size industrial facilities requiring reliable 480V protection
• Residential-commercial mixed-use projects that employ 3‑phase service
• Retrofits or upgrades where space efficiency and OEM compatibility matter

Why this breaker stands out

Beyond simply meeting spec sheets, the EGB3070FFG offers practical benefits that resonate in real-world installations. The combination of a compact form factor and a thermal-magnetic trip mechanism means you can protect circuits consistently across a range of ambient temperatures and load profiles. The 3-pole design delivers coordinated protection for 480V three-phase circuits, making it a reliable backbone for panelboards and loadcenters in busy, stack-heavy electrical rooms. And because it’s designed to match OEM loadcenters, you’ll experience smoother retrofits with fewer compatibility concerns.

Installation and practical tips

• Confirm that your panelboard or loadcenter is compatible with the EGB3070FFG to ensure seamless mounting and electrical fitment.
• Install or replace breakers only in accordance with local electrical codes and the panel manufacturer’s instructions. If in doubt, consult a licensed electrician.
• Secure connections to specified torque values and verify that downstream conductors are protected by appropriate ampacity sizing for 70A, 480V systems.
• Use this breaker as part of a balanced, three-phase distribution strategy to optimize performance and minimize nuisance trips.

For reliable, space-conscious protection in 480V three-phase applications, the Eaton EGB3070FFG delivers concrete benefits you can depend on—from streamlined panel design to precise, reliable trip performance. It’s a solid choice for upgrading panelboards and loadcenters where space, compatibility, and consistent protection matter most.