Square D FAL34040 - 40 A, 480 V, 3-Pole Circuit Breaker | AmpState

Engineered by Square D, the FAL34040 is a 3-pole molded case circuit breaker designed to safeguard your electrical distribution with precise thermal-magnetic protection. With a 40A rating at 480V, it delivers reliable branch circuit overcurrent and short-circuit protection for panelboards and loadcenters across a range of environments.

• Compact molded case design provides a slim footprint for efficient use of panel space, helping you maximize wiring capacity without compromising protection.
• Thermal-magnetic trip unit for stable, repeatable protection performance, combining accurate overload sensing with fast short-circuit response.
• Compatible with matching OEM loadcenters and panelboards to ensure a seamless fit and reliable electrical integrity within your existing system.
• Versatile applications suitable for residential, commercial, and light industrial settings, making it a practical choice for diverse projects.
• Protected for branch circuits specifically designed for overcurrent and short-circuit protection, helping reduce downtime and equipment damage.

Technical Specifications

• Manufacturer: Square D
• Part Number: FAL34040
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 40A
• Voltage Rating: 480V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal Use Scenarios

• Install in three-phase 480V panelboards or loadcenters to protect feeders and branch circuits in light commercial or industrial environments.
• Protect motors and electrical equipment in HVAC, manufacturing, and processing applications where reliable 3-pole protection is required.
• Upgrade or replace aging breakers in existing Square D installations while maintaining OEM compatibility and consistent trip characteristics.

Why this matters In electrical distribution, space efficiency, reliable trip behavior, and OEM compatibility matter just as much as the breaker rating. The Square D FAL34040 delivers precise 40A protection at 480V with a compact form factor, ensuring your panel remains organized while your circuits stay safeguarded. For technicians and facility managers who demand dependable, code-compliant protection with straightforward compatibility, this 3-pole molded case breaker is a practical, long-term fit.