Square D FC34020G2100 20A 3-Pole 480 V Circuit Breaker

Square D FC34020G2100 20A 3-Pole 480 V Circuit Breaker is engineered to deliver dependable three‑phase overcurrent protection for demanding electrical systems. With a 20‑amp current rating across three poles and a voltage rating up to 480 V, this breaker is built to safeguard motors, pumps, conveyors, and other high-load equipment in industrial and commercial panels.

Key specifications

• Part Number: FC34020G2100
• Current rating: 20 A
• Poles: 3
• Voltage rating: 480 V

What makes this breaker stand out

• Three‑pole protection for balanced shutdown: protects all three phases simultaneously, reducing the risk of motor damage and uneven voltages during faults.
• Industrial-grade reliability: designed for consistent performance in demanding environments where uptime matters.
• Compact, panel-friendly installation: suited for integration into 3‑phase distribution panels and equipment racks that operate at high voltage levels.
• Clear part identification: the FC34020G2100 designation makes it easy to match with compatible Square D/LV panels and existing field inventories.

Ideal use cases

• Protection for three‑phase motors in manufacturing lines and processing equipment operating on up to 480 V.
• Distribution protection for commercial and light industrial panels that handle heavy loads across multiple circuits.
• Upgrade or replacement in existing Square D installations where a 3‑pole, 480 V breaker is required to maintain system safety and reliability.

Installation and compatibility tips

To ensure optimal performance, verify that the FC34020G2100 is compatible with your Square D panel and bus configuration. Refer to the official datasheet for installation guidance, noting proper termination, alignment with bus bars, and any panel‑specific torque recommendations. Like all protective devices, this breaker should be installed by qualified personnel following applicable electrical codes and safety procedures.

Why choose this Square D circuit breaker

If your system runs three‑phase equipment at up to 480 V and you need reliable, coordinated protection across all phases, the Square D FC34020G2100 delivers targeted safeguarding with a straightforward, maintainable design. Its clear three‑pole configuration helps ensure quick diagnostics after trips, simplifying maintenance and reducing downtime in busy industrial environments.