Eaton FD3100I 100A 3-Pole 600 V Circuit Breaker

Meet safety and reliability in one robust package: the Eaton FD3100I 100A 3-Pole 600 V Circuit Breaker. With part number FD3100I, this breaker is engineered to protect three‑phase circuits with a solid 100‑amp rating and a maximum voltage of 600 volts, making it a trusted choice for commercial and light‑industrial electrical layouts.

Designed for Eaton panels and compatible distribution setups, this 3‑pole unit ensures simultaneous disconnection of all live lines, improving safety during maintenance or fault conditions.

• Three-pole design supports balanced three-phase circuits, providing coordinated protection across all phases.
• 100 A rating protects feeders and equipment from overloads without nuisance trips during normal operation.
• 600 V maximum rating suitable for standard commercial and industrial power systems.
• Part number FD3100I offers exact-fit replacement and streamlined ordering for Eaton‑based installations.
• Coordinated disconnection ensures all active lines shut off together when the breaker trips, enhancing on‑site safety.

Ideal use cases include powering 3-phase motors, HVAC equipment, heavy machinery, and feeder circuits in offices, manufacturing spaces, data centers, or utility rooms where reliable overload protection is essential. If you're upgrading an aging panel or performing routine replacement within an Eaton ecosystem, the FD3100I delivers dependable performance in demanding environments.

Practical tips: verify panel compatibility with Eaton FD-series breakers, confirm mounting style matches your panel model, and plan for future load growth by selecting a breaker with suitable headroom. With the reliability of Eaton behind it, the FD3100I is designed to stay in service longer, reducing maintenance downtime and safeguarding valuable equipment.