Square D | FAF34045V | Circuit Breaker | 45A | 3-Pole | 34045V

Meet the Square D FAF34045V circuit breaker — a robust 45A, 3-pole protection device built for precise, reliable performance in demanding electrical panels. Designed for maintenance, retrofit, and replacement projects, this breaker makes it straightforward to restore safe, code-compliant protection with an exact, like-for-like match.

Why this FAF34045V is the smart choice

• Direct-fit replacement: The FAF34045V designation is your best reference for compatibility, simplifying part searches and reducing downtime when you’re updating or repairing a panel.
• Three-pole design: Provides coordinated protection across all three phases, enhancing safety and ensuring balanced fault clearance in 3-phase systems.
• Exact amperage and voltage alignment: 45A rating paired with a 34045V rating delivers the precise protection level your circuit requires, helping prevent nuisance tripping while guarding equipment.
• Built for reliability: Square D’s engineering backing translates to dependable performance in everyday service and challenging industrial environments.
• Maintenance-friendly by design: Ideal for retrofit projects where a like-for-like replacement minimizes calibration, rewiring, and panel downtime.

Ideal use cases

• Retrofits: Upgrading an aging panel with a compatible, ready-to-install circuit breaker that matches existing specifications.
• Repairs and replacements: Quick swap-out after a fault or mechanical wear—maintaining system protection without extensive panel modification.
• New installations in commercial or light-industrial settings where precise three-phase protection is required.

Technical snapshot

• Amperage: 45 A
• Poles: 3-Pole
• Voltage: 34045 V

Important note: Confirm fit and ratings before ordering. The part number FAF34045V is the most reliable reference for compatibility with your existing panel or enclosure.