Eaton | HFD4100 | Circuit Breaker | 100A | 4-Pole | 600V

Eaton HFD4100 is a robust 100A, 4-pole circuit breaker designed for demanding electrical environments. Rated up to 600V, this unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter. The part number HFD4100 serves as the best reference for compatibility, so confirming fit and ratings before ordering ensures a seamless upgrade.

Key specifications

• Amperage: 100 A
• Poles: 4-Pole
• Voltage rating: 600 V
• Recommendation for compatibility: Use the part number HFD4100 as the primary reference when matching to panels and systems

What makes this breaker stand out

• 4-pole design provides coordinated protection across all lines in multi-wire circuits, helping ensure a safe and reliable shutdown when any line trips
• 100 A rating offers strong protection for feeders or main circuits in panels that demand reliable overcurrent protection at this capacity
• Durable Eaton engineering delivers consistent performance in retrofit or replacement scenarios, reducing downtime and simplifying maintenance planning

Ideal use scenarios

• Retrofits and replacements in commercial or industrial panels where a 100 A, 4-pole, 600 V solution is required
• Maintenance projects that demand exact specifications to minimize compatibility issues
• Panel upgrades where a coordinated, multi-pole protective device improves overall system safety and reliability

Installation and compatibility tips

• Always verify fit and ratings before ordering—the HFD4100 part number is the most reliable compatibility reference
• Install per manufacturer guidelines to ensure proper mounting, electrical contact, and trip coordination across all four poles
• Ensure your system voltage and conductor sizing align with a 600 V rating and the 100 A current designation

Choose the Eaton HFD4100 for a dependable, purpose-built solution that meets the demands of maintenance, retrofit, and replacement projects. With precise specifications and a design tailored for multi-wire circuits, this 100 A, 4-pole, 600 V breaker delivers clarity, safety, and lasting performance in your electrical infrastructure.