Eaton FDB3090L - 90 A, 600 V, 3-Pole Circuit Breaker | AmpState

Meet the Eaton FDB3090L—the 90 A, 600 V, 3-pole molded-case circuit breaker that anchors reliable protection in modern electrical systems. Built to safeguard branch circuits in panelboards and load centers, this unit blends compact design with precise protection behavior for everyday reliability.

Why this breaker stands out

• Space-efficient molded-case design: Slim, robust construction designed to maximize panel space and simplify wiring in compact panels.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by automatically handling overload conditions and rapidly interrupting during short-circuit events.
• 3-pole configuration for 3-phase applications: Ideal for protecting 3-phase loads or multi-wire circuits in residential, commercial, and light industrial environments.
• OEM-wide compatibility: Designed to install with matching OEM load centers and panelboards, ensuring dependable integration with your existing distribution system.
• Versatile performance: Suitable for a range of installations—from home electrical panels to small business panels and light industrial equipment cleanly protected by a single, reliable device.

Technical snapshot

• Manufacturer: Eaton
• Part number: FDB3090L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 90 A
• Voltage rating: 600 V
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal uses and practical scenarios

• Protect three-phase equipment in small commercial spaces or light industrial setups where reliable trip performance matters for uptime and safety.
• Upgrade or retrofit panels that rely on compatible Eaton/FDB-series breakers to maintain cohesive protection and simplify maintenance.
• Maximize panel density in installations with tight space constraints thanks to its compact molded-case footprint.
• Implement robust branch-circuit protection in residential or mixed-use environments where a single 3-pole device can cover multiple related circuits with clean, centralized protection.

Choosing the Eaton FDB3090L means selecting a tested, dependable solution for protecting people, equipment, and wiring assemblies. Its combination of space-saving design, precise thermal-magnetic protection, and OEM-compatible construction translates to fewer nuisance trips, easier panel planning, and long-term reliability. Available from AmpState, this 3-pole breaker is ready to integrate into your existing panelboard ecosystem and deliver consistent protection for years to come.

Notes for best results: Always ensure the breaker is compatible with your specific panelboard model and follow applicable electrical codes during installation. For any panel upgrade or new installation, pairing the FDB3090L with matching OEM hardware helps maintain a cohesive protection strategy across your electrical distribution network.