Square D FC34050G 50A 3-Pole 480 V Circuit Breaker

Meet the Square D FC34050G 50A 3-Pole 480 V Circuit Breaker — a trusted solution for robust three-phase protection in demanding industrial and commercial electrical systems. Designed to safeguard motors, controllers, and feeders, this breaker delivers reliable overcurrent protection when it matters most, helping you minimize downtime and equipment wear.

Key specifications

• Current rating: 50 A
• Poles: 3 (three-pole) for three-phase circuits
• Voltage rating: 480 V AC
• Part number: FC34050G
• Brand: Square D

Why this circuit breaker matters

The FC34050G is engineered to interrupt fault currents cleanly, protecting vital equipment from overloads and short circuits. With a three-pole design, it provides balanced protection across all phases, helping prevent phase-to-phase faults and ensuring safer, more stable power distribution. Its reliable performance is ideal for spaces where consistent three-phase power is essential—manufacturing floors, mechanical rooms, and other high-demand environments.

Ideal applications

• Three-phase motor circuits and drives in manufacturing and processing facilities
• Electrical distribution panels in industrial settings requiring 480 V protection
• Critical load feeders where consistent protection reduces downtime and maintenance costs

What makes it stand out

Designed for real-world reliability, the FC34050G combines a proven trip mechanism with a compact footprint that fits standard Square D panels. Its 50 A rating provides precise protection for circuits that demand steady current handling without unnecessary trips, helping you maintain productivity while safeguarding wiring and connected devices.

Install and maintain with confidence

• Ensure compatibility with your panel and bus arrangement before installation
• Follow standard torque specifications on all terminals to maintain secure connections
• Plan routine inspections to verify the integrity of connections and the trip mechanism

For professionals seeking dependable three-phase protection at 480 V, the Square D FC34050G 50A 3-Pole 480 V Circuit Breaker delivers steady performance, clear protection, and the reliability you expect from a seasoned industry standard.