Square D | FAF24040 | Circuit Breaker | 40A | 2-Pole | 480V

Square D FAF24040 Circuit Breaker — a precise 40A, 2-Pole solution for 480V systems. Built for maintenance, retrofit, and replacement tasks where exact specifications matter, this breaker delivers reliable protection when your panel demands Square D compatibility.

Why this matters for your electrical system: a 2-pole design ensures simultaneous disconnection of both live conductors in 480V feeders, which is essential for safe service and equipment protection in commercial and light industrial environments. The FAF24040 sits in the recognized Square D FAF family, offering predictable performance and form-factor consistency with existing panels and enclosures that require this exact specification.

Key specifications

• Amperage: 40A
• Poles: 2-Pole
• Voltage: 480V
• Reference: Part FAF24040

Important compatibility note: Confirm fit and ratings before ordering. The part number FAF24040 is the best reference to ensure this breaker matches your panel or enclosure’s requirements.

Ideal use cases

• Maintenance and upgrading of 480V electrical feeders in commercial or light industrial panels
• Retrofit projects where a precise 40A, 2-pole 480V breaker is needed to restore protection and operability
• Replacement for failed or obsolete breakers within Square D-compatible systems that require the FAF series specification

Practical considerations and tips

• Before installation, verify that your panel label or data sheet calls for a 40A, 2-Pole, 480V FAF-style breaker and that the FAF24040 is the correct reference for compatibility.
• For safe handling, shut off upstream power and follow standard lockout/tagout procedures before attempting replacement.
• Use in systems where a simultaneous disconnect of both hot legs is required to meet safety and code requirements for 480V circuits.
• Keep a spare FAF24040 on hand for planned maintenance or quick replacement to minimize downtime.

Whether you’re stocking components for routine panel maintenance or performing a targeted retrofit, the Square D FAF24040 40A, 2-Pole, 480V circuit breaker provides dependable protection aligned with your existing Square D infrastructure. Rely on the part number FAF24040 as the definitive reference to ensure seamless compatibility and performance in your electrical system.