Cutler-Hammer PDG23G0045TFFJ Circuit Breaker, 45A, 3-Pole, 600V

Meet the Cutler-Hammer PDG23G0045TFFJ circuit breaker—a rugged, industrial-grade protector designed to safeguard three-phase electrical systems. With a 45-amp rating, 3 poles, and a 600 V operating ceiling, this unit is purpose-built for service, maintenance, and replacement projects in demanding industrial environments.

Key specifications

• Amperage: 45 A
• Poles: 3
• Voltage rating: 600 V
• Manufacturer: Cutler-Hammer
• Part number: PDG23G0045TFFJ

What makes this breaker stand out

This PDG-series breaker from Cutler-Hammer is built for reliability in industrial service. The three-pole configuration is ideal for protecting three-phase systems found in motor drives, processing lines, and distribution panels. Its 45 A rating provides precise protection, reducing the risk of nuisance trips while still ensuring fast response to overloads. Choosing the correct part number for your application delivers consistent protection, smoother maintenance cycles, and straightforward replacements across your facility.

Ideal use cases

• Three-phase motor circuits in manufacturing lines and conveyors
• Feeder protection for distribution panels and panelboards
• Replacement of worn or failed breakers in industrial electrical rooms

Compatibility and installation notes

To ensure proper fit and performance, verify the part number PDG23G0045TFFJ against your equipment catalog and application requirements. Confirm:

• Voltage compatibility (600 V maximum) with your system
• Current rating matches circuit demand (45 A)
• Appropriate pole count (3) for your three-phase configuration

Need help confirming compatibility? Message us and our team will assist with cross-checks and application fitment to ensure you’re selecting the correct unit for your panel or distribution setup.