Eaton | FDC4045 | Circuit Breaker | 45A | 4-Pole | 600V

Eaton FDC4045 is a rugged, high-performance circuit breaker designed for reliable overcurrent protection in industrial and commercial electrical systems. With a 45-amp rating and a 4-pole configuration, this breaker provides robust isolation across all conductors in 600-volt installations, making it a dependable choice for demanding upgrade, retrofit, or replacement projects.

Key specifications

• Amperage: 45A
• Poles: 4-Pole
• Voltage rating: 600V
• Part number reference: FDC4045

Why choose the Eaton FDC4045

This breaker is specifically suited for maintenance, retrofit, and replacement tasks where exact specs must be matched. The 4-pole design ensures complete isolation of all lines in four-wire configurations, helping to safeguard connected equipment and personnel during service or reconfiguration. The 600V rating supports a broad range of industrial and commercial applications, delivering consistent performance under demanding electrical loads.

Use cases and practical applications

• Retrofit projects in existing Eaton panels where a 4-pole, 45A, 600V solution is required
• Maintenance replacements to restore original protection characteristics without altering system design
• Panel upgrades or reconfigurations that demand matching specifications for safety and compliance

Compatibility and ordering tips

Before placing an order, verify fit and ratings to ensure seamless integration with your current equipment. The part number FDC4045 is the most reliable reference for compatibility, helping you avoid mismatched breakers and ensuring consistent performance across your distribution system.

Designed for professionals who value precise specifications, durable construction, and straightforward replacement in busy electrical environments, the Eaton FDC4045 delivers dependable protection when it matters most.