Eaton FDB2045L - 45 A, 600 V, 2-Pole Circuit Breaker | AmpState

The Eaton FDB2045L is a 2-pole molded case circuit breaker engineered for dependable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. With a 45A rating and a 600V capacity, this compact device delivers precise, repeatable protection where it matters most—inside your electrical distribution system.

• Space-efficient molded case design: The compact footprint helps you maximize panel space, making it easier to fit, wire, and service without sacrificing protection performance.
• Thermal-magnetic trip unit: Combines slow, thermal protection with instantaneous magnetic action for stable, repeatable protection. This reduces nuisance trips from normal inrush while ensuring fast response during short circuits.
• 2-pole configuration: Simultaneous protection of two conductors with coordinated disconnects simplifies wiring and enhances system safety in shared neutral or multi-wire branch circuits.
• OEM panel compatibility: Specifically designed to be compatible with matching Eaton OEM loadcenters and panelboards, ensuring smooth integration and consistent performance across your electrical system.
• Versatile for multiple environments: Suitable for residential, commercial, and light industrial applications where reliable protection and easy maintenance are essential.

Technical snapshot

• Manufacturer: Eaton
• Part number: FDB2045L
• 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

When you choose the Eaton FDB2045L, you’re investing in a solution that prioritizes reliable fault isolation, panel space efficiency, and seamless compatibility with Eaton’s own loadcenters and panelboards. It’s built for professionals who demand precise protection and straightforward installation in a range of settings—from home electrical panels to commercial service enclosures and light industrial feeders. For projects where space, safety, and dependable performance matter, this 2-pole 45A breaker is a practical, trusted choice.