Eaton LGH3300FAG - 300 A, 600 V, 3-Pole Circuit Breaker | AmpState

Eaton LGH3300FAG is a 300A, 600V, 3-pole molded case circuit breaker engineered to protect branch circuits inside panelboards and load centers. Its compact design helps you maximize panel space, while the thermal-magnetic trip unit delivers stable, repeatable protection: the thermal element handles normal overloads with predictable timing, and the magnetic element provides fast response to short circuits. Built for reliability and ease of integration, this breaker is designed to work seamlessly with matching Eaton OEM load centers and panelboards.

Why this breaker stands out

• 3-pole design for three-phase systems: Ideal for commercial and light industrial applications where three-phase protection is required.
• 300A thermal-magnetic protection: Combines a dependable thermal element with an instantaneous magnetic trip to guard against both gradual overloads and sudden faults.
• Compact molded case: Maximizes usable panel space without sacrificing protection performance.
• OEM compatibility: Specifically designed to pair with Eaton’s own load centers and panelboards for a streamlined, reliable installation.
• Versatile application: Suitable for residential, commercial, and light industrial electrical systems that rely on sturdy branch-circuit protection.

Ideal use cases

• New installations in panelboards and load centers where three-phase protection is required.
• Retrofits or replacements in existing Eaton-based electrical distributions, ensuring consistent trip characteristics and protective coordination.
• Electrical rooms in small offices, retail spaces, or light manufacturing where space efficiency and dependable protection matter.

Technical details at a glance

• Manufacturer: Eaton
• Part Number: LGH3300FAG
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 300A
• Voltage Rating: 600V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

With the Eaton LGH3300FAG in your panel, you gain a dependable, easy-to-specify solution that supports orderly protection strategy across diverse installations. Its combination of compact form, precise thermal-magnetic action, and OEM-compatible design helps keep electrical systems safe, compliant, and ready for future expansion. Whether you’re upgrading an existing panel or planning a new installation, this 3-pole 300A breaker provides concrete, real-world value in everyday electrical design and maintenance scenarios.