Square D | FAL340451027 | Circuit Breaker | 45A | 3-Pole | 480V

Introducing the Square D FAL340451027 Circuit Breaker—a precise, rugged protective device designed for 3‑phase power systems. With a 45A rating, 3 poles, and 480V operation, it’s built to safeguard motors, feeders, and distribution panels in demanding industrial environments. Use it for maintenance, retrofit, or replacement projects where exact specifications matter.

• Amperage: 45A
• Poles: 3-Pole
• Voltage: 480V
• Part number: FAL340451027

Important: Confirm fit and ratings before ordering. The part number is the best reference for compatibility.

What makes this model unique

• Exact spec compatibility for Square D panels and systems requiring a 3‑pole, 480V protection device.
• Three‑pole design provides balanced protection across all phases in a 3‑phase distribution network.
• 45A rating is well-suited for protecting moderate‑to‑high current loads in industrial equipment operating at 480V.
• Designed to support reliable maintenance, retrofit, and replacement work without compromising system protection.

Ideal use cases

• Maintenance or replacement of aging breakers in 480V three‑phase panels.
• Retrofits where existing equipment specs align with FAL340451027 for seamless compatibility.
• New installations in industrial facilities that rely on robust, field‑proven Square D protection.

Practical guidance for a smooth install

• Keep the exact part number (FAL340451027) as your primary compatibility reference.
• Verify your panel’s voltage rating and three‑phase configuration before replacement.
• Ensure downstream devices and wiring are rated for 480V to maintain overall system safety.

engineered for reliability in tough environments, the Square D FAL340451027 Circuit Breaker delivers precise protection for 3‑phase, 480V systems. When you need a trustworthy, exact‑match replacement that aligns with your existing specs, this model is a clear, well‑documented choice.