Eaton | FDB4045BP10 | Circuit Breaker | 45A | 2-Pole | 600V

Eaton FDB4045BP10 is a dependable, purpose-built circuit breaker designed for maintenance, retrofit, and replacement projects where exact ratings matter. With a 45-amp capacity, a 2-pole design, and a 600-volt rating, this unit is engineered to safeguard electrical circuits in demanding environments without compromising performance or reliability.

Why this Eaton circuit breaker stands out

• : Part number FDB4045BP10 is the primary reference for matching fit and ratings, making it ideal for field replacements where exact specifications are essential.
• : Two-pole configuration ensures simultaneous disconnection of both live conductors, enhancing safety for multi-wire branch circuits and equipment feeds.
• : Built to handle higher-voltage systems commonly found in commercial, industrial, and equipment panels, delivering reliable protection across demanding applications.
• : Appropriately matched to protect circuits that require reliable overload protection without nuisance tripping in typical load conditions.

Ideal use cases

• Maintenance planning: stocking a compatible replacement for aging or failed breakers in Eaton panels or other compatible enclosures.
• Retrofit projects: upgrading or upgrading sub-feed and branch circuits where a 45A, 2-pole, 600V protection device is needed.
• Panel board replacements: quick-reference compatibility when restoring or refurbishing electrical distribution layouts.
• Spare parts strategy: keep a ready-to-install unit on site to minimize downtime during service outages.

Practical guidance for installation and selection

• Verify fit before ordering: Use the FDB4045BP10 part number as the definitive reference to ensure compatibility with your panel model and bus configuration.
• Match the rating to the circuit: Confirm that 45A and 600V align with your branch circuit requirements and the device being protected.
• Check labeling and ratings: After installation, ensure the circuit breaker labeling reflects the correct amperage, voltage, and device part number for easy future maintenance.
• Follow code-compliant practices: Install per applicable electrical codes and manufacturer instructions to ensure safe, reliable operation over the long term.

Specifications at a glance

• Amperage: 45A
• Poles: 2-Pole
• Voltage: 600V
• Part number: FDB4045BP10

When your project calls for precise compatibility, solid protection, and a trusted brand, the Eaton FDB4045BP10 2-pole, 45A, 600V circuit breaker delivers. It’s the practical, field-proven choice for maintenance, retrofit, and replacement scenarios where reliability matters most.