Square D | FAL340806139 | Circuit Breaker | 80A | 3-Pole | 480V

The Square D FAL340806139 circuit breaker is a purpose-built solution for 480V, three-phase power systems. Offering 80 amps of reliable protection, this 3-pole breaker is designed for maintenance, retrofit, and replacement projects where exact specifications matter. Use this part when your panel or feeder setup requires a genuine Square D device that matches your existing ratings.

Key specifications

• Amperage: 80A
• Poles: 3-Pole
• Voltage: 480V
• Part number: FAL340806139
• Best reference for compatibility: the part number itself — confirm fit and ratings before ordering

Why this breaker is a smart fit

• Genuine Square D protection for 480V, three-phase circuits, designed to maintain safe, consistent performance in industrial environments.
• Ideal for retrofit projects where you need to upgrade or replace aging components without compromising system integrity.
• Provides a straightforward, field-appropriate replacement option when your existing installation calls for 80A, 3-pole protection.
• Durable construction tailored for panel and feeder applications, helping minimize downtime during maintenance or upgrades.

Ideal use cases

• Retrofit and replacement in 480V three-phase electrical panels and feeders.
• Maintenance shutdowns where a known-good, compatible 80A, 3-pole breaker is required.
• Upgrading older installations to meet current 480V three-phase service needs in manufacturing, packaging, or processing environments.

Installation and compatibility tips

Before placing an order, verify that your panel accepts the FAL-series form factor and that 480V three-phase operation is appropriate for the circuit being protected. Use the part number FAL340806139 as the primary reference to ensure compatibility with your equipment. When installing, follow your panel manufacturer’s torque and mounting specifications, and ensure the circuit protection aligns with your wiring diagram and safety requirements.

In environments where precision and reliability matter, this Square D circuit breaker provides a precise, compatible solution for 80A, 3-pole, 480V circuits. It’s a targeted choice for professionals maintaining or upgrading industrial electrical systems, delivering dependable protection when it’s needed most.