Square D FCL34020 - 20A, 3-Pole, Circuit Breaker

Meet the Square D FCL34020—a precise 20A, 3-pole circuit breaker engineered for reliable 3-phase protection in demanding environments. Built for industrial, commercial, and OEM applications, this device delivers dependable overcurrent protection for distributed power systems and motor control centers, helping keep equipment running safely and consistently.

Key specifications

• Current rating: 20A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Where it fits

• Panelboards, switchboards, and control panels that require robust 3-phase protection
• Industrial facilities, commercial installations, and OEM setups where dependable overcurrent protection is essential
• Distribution panels and motor control centers that demand compact, reliable circuit interruption

Why this 3-pole design matters

Designed for 3-phase circuits, the FCL34020 provides balanced protection across all three conductors, reducing the risk of uneven loading and nuisance trips in complex motor and control applications. Its 20A rating makes it ideal for safeguarding circuits that require controlled, reliable protection without unnecessary shutdowns.

What sets it apart

• Specialized for professional settings: A purpose-built solution for industrial and commercial electrical infrastructure
• Solid, trusted performance: Square D’s recognized reliability translates to safer operation in distribution panels and motor control centers
• Clear fit for 3-phase systems: The three-pole configuration aligns with typical 3-phase circuits used in machinery and equipment

Practical use and setup tips

Install the Square D FCL34020 in appropriate panel systems designed to accommodate 3-pole breakers. It’s well-suited for new installations or OEM retrofits where a dedicated 20A, three-pole protection device is required. For best results, pair with compatible Square D upstream and downstream components to maintain cohesive protection and monitor performance over time.