Eaton | HFD4110 | Circuit Breaker | 110A | 4-Pole | 600V

Meet the Eaton HFD4110 circuit breaker—a rugged, OEM-rated solution built for reliability in demanding electrical environments. With a 110A rating and a four-pole design, this breaker is purpose‑built for 3-phase, 4‑wire systems up to 600V, making it an ideal choice for maintenance, retrofit, and replacement projects where exact specs matter.

• Amperage: 110 A
• Poles: 4-Pole
• Voltage: 600 V
• Part number: HFD4110
• Applications: maintenance, retrofit, and replacement in Eaton-compatible panels

Why this breaker fits your project

• Precise compatibility — when your panel or replacement strategy requires the exact HFD4110 specification, using the part number is the most reliable reference for fit and ratings.
• Optimal for 3‑phase systems — designed to protect distribution circuits that operate on 3-phase, 4-wire configurations within a 600V environment.
• Efficient maintenance and retrofits — streamline field service with an OEM component that matches the panel’s electrical interface and mounting footprint.

Use cases and ideal scenarios

• Routine maintenance where a proven Eaton replacement is required to minimize downtime.
• Retrofit projects upgrading or standardizing panels that operate at 600V and rely on four-pole protection.
• Spare parts strategy for service teams that service Eaton panel lines, ensuring quick, reliable replacements.

Compatibility note: Confirm fit and ratings before ordering. The part number HFD4110 is the best reference for compatibility with Eaton panels and the HFD family. Always verify the panel labeling and the system’s voltage and phase configuration before purchase to ensure seamless installation.

Whether you’re maintaining an active facility, executing a retrofit to modernize protection, or stocking your service fleet for rapid replacements, the Eaton HFD4110 110A 4‑pole 600V circuit breaker delivers dependable performance, clear compatibility guidance, and the trusted reliability of the Eaton brand.