Eaton LGH3500FAG - 500 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Eaton LGH3500FAG is a high-capacity, three-pole molded case circuit breaker designed to safeguard your electrical distribution with precise, reliable protection. Rated for 500 A at up to 600 V, this unit is a robust solution for branch circuits in panelboards and load centers, ensuring downstream equipment and wiring stay safeguarded from overcurrent and short-circuit events.

Key features

• Compact molded-case design maximizes panel space and simplifies installation in tight enclosures, helping you optimize overall electrical layouts.
• Thermal-magnetic trip unit delivers stable, repeatable protection by responding to both overloads and abrupt fault conditions, reducing nuisance trips and improving reliability.
• 3-pole configuration provides balanced protection for three-phase systems, ideal for commercial and light industrial applications.
• 600 V insulation rating suitable for a wide range of distribution schemes and compatibility with common panelboard standards.
• OEM panel compatibility designed to pair with matching Eaton OEM loadcenters and panelboards for seamless integration.

Technical snapshot

• Manufacturer: Eaton
• Part number: LGH3500FAG
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 500 A
• Voltage rating: 600 V
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal applications and use cases

• Residential, commercial, and light industrial panel installations requiring robust 3-pole protection for three-phase circuits.
• Retrofits and upgrades in existing panelboards where space efficiency and reliable fault protection are priorities.
• Critical distribution feeds where a high-current, dependable disconnect is needed to guard wiring, busbars, and connected equipment.

Why this breaker stands out

Unlike generic substitutes, the LGH3500FAG combines a compact form with a dedicated thermal-magnetic trip system, delivering dependable protection without excessive panel depth. Its compatibility with matching OEM panels reduces integration risk and simplifies ordering, stocking, and maintenance. This is a practical choice for installers and facility managers who need a durable, high-current solution that’s ready to drop into established switchgear and deliver predictable performance under varied loads.

Installation and maintenance tips

• Pair with a compatible Eaton loadcenter or panelboard to ensure proper fit and electrical characteristics.
• Verify the panel’s bus rating and enclosure clearance before installation to maintain safe, accessible wiring paths.
• Follow standard torque specifications for lug connections and ensure clean, tight terminations to prevent overheating and chatter during fault conditions.
• Use in its rated environment for residential, commercial, or light industrial settings where reliable overcurrent protection is required.