Eaton FDC2045L - 45 A, 600 V, 2-Pole Circuit Breaker | AmpState

Introducing the Eaton FDC2045L — a compact 2-pole molded case circuit breaker built to deliver dependable branch circuit overcurrent and short-circuit protection in modern panels and load centers. Rated at 45A and 600V, this unit is designed to fit neatly into residential, commercial, and light industrial electrical environments, helping you safeguard power distribution with confidence.

Why the Eaton FDC2045L stands out

• Space-efficient design — a compact molded case format maximizes panel space, making it easier to organize and wire multiple breakers without crowding the enclosure.
• Thermal-magnetic trip unit — delivers stable, repeatable protection by smoothly reacting to both overloads and short circuits, reducing nuisance trips and enhancing reliability over time.
• OEM-ready compatibility — engineered to align with matching Eaton OEM load centers and panelboards, ensuring straightforward installation and dependable performance.
• Versatile application — ideal for residential subpanels, commercial distribution boards, and light industrial control panels where robust overcurrent protection is essential.

Use cases and practical scenarios

• Upgrading a residential subpanel to improve branch-circuit protection for newly added circuits or heavy-load appliances.
• Replacing a failed breaker in a commercial load center to restore reliable protection for office equipment, lighting, and small machines.
• Installing in light industrial control panels where compact size and dependable trip performance are critical for uptime and safety.

How it protects your system

The FDC2045L combines thermal protection for sustained overloads with magnetic protection for instantaneous responses to short circuits. This dual-action approach helps prevent conductor overheating, reduces carryover damage, and minimizes the risk of equipment failure across your distribution setup. With a 45-amp rating, it handles mid-range branch circuits while maintaining a clear path for safe fault interruption at 600V, offering a balanced solution for everyday power management.

Installation and compatibility notes

Choose the Eaton FDC2045L when you need a reliable, ready-to-integrate breaker that aligns with Eaton’s panelboard ecosystems. Before installation, verify your panel or load center is compatible with this specific 2-pole molded case design and 45A rating. Use proper wiring practices, secure terminations, and follow applicable electrical codes to ensure safe operation and optimal protection performance.

Specifications at a glance

• Manufacturer: Eaton
• Part Number: FDC2045L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 45A
• Voltage Rating: 600V
• Number of Poles: 2
• Application: Branch circuit overcurrent and short-circuit protection

Available through AmpState, the Eaton FDC2045L offers a precise, space-conscious protection solution for professionals who demand reliability and compatibility in their electrical distribution equipment. Whether you’re modernizing a panelboard or replacing a worn breaker, this unit provides the trusted performance Eaton is known for, with the practical benefits of a compact, efficient design.