Square D | FAF34045 | Circuit Breaker | 45A | 3-Pole | 480V

The Square D FAF34045 Circuit Breaker is engineered for demanding industrial environments where precise protection for three-phase 480V systems is non-negotiable. Perfect for maintenance, retrofit, or replacement projects, this 3-pole, 45A unit ensures you’re using a part that matches the exact electrical characteristics your panel requires. When compatibility is critical, the FAF34045 part number is the clearest reference for a correct fit.

Key specifications

• Amperage: 45 A
• Poles: 3-Pole
• Voltage: 480 V
• Brand: Square D
• Part number: FAF34045

Why this 3-Pole, 480V solution is ideal

• Designed for 3-phase systems common in industrial equipment, manufacturing lines, and large HVAC installations.
• Provides reliable protection for circuits operating at 480V, helping to prevent damage from overloads and short circuits.
• Specifically referenced by the FAF34045 part number, making cross-reference and compatibility checks straightforward for legacy panels and retrofit projects.

Who should consider this product

• Facility managers performing panel replacements or upgrades in plants where 480V three-phase service is standard.
• Electrical contractors working on retrofit projects that require exact Square D specifications for seamless integration.
• Maintenance teams seeking a dependable, documented reference part to minimize downtime during servicing.

Use cases and practical applications

• Industrial machinery protection in production lines powered by 3-phase 480V circuits.
• Retrofit of aging panels where a precise 45A, 3-pole, 480V breaker is needed to restore functionality.
• Backup or service upgrades for data centers, thermal plants, or large HVAC systems that rely on robust three-phase protection.

Important compatibility note

Before ordering, verify fit and ratings against your panel’s requirements. The part number FAF34045 is your best reference for compatibility, ensuring the replacement matches both the amperage and voltage specifications of your existing equipment.

Installation and care tips

• Install only by qualified personnel following all applicable safety standards.
• Power down the system and verify absence of voltage before replacing or inspecting the breaker.
• Store and handle breakers in a clean, dry environment to maintain performance and longevity.

Upgrade or restore your 3-phase 480V protection with the Square D FAF34045 Circuit Breaker—craftsmanship you can count on, with the exact specs you need for reliable, long-term operation.