Square D FA24040AB1021 24040A 2-Pole 480 V Circuit Breaker

Meet the Square D FA24040AB1021 2-Pole 480 V Circuit Breaker — a purpose-built protection device designed for demanding 480-volt electrical systems. This two-pole breaker delivers reliable isolation and overcurrent protection, helping keep critical equipment safe and minimizing downtime in industrial and commercial panels.

Key specifications at a glance

• Brand: Square D
• Part Number: FA24040AB1021
• Poles: 2
• Voltage rating: 480 V
• Current rating: 24040 A

Why this 2-Pole 480 V breaker stands out

• Designed for 480-volt electrical environments, making it ideal for industrial machines, manufacturing lines, and large HVAC systems that rely on reliable, high-voltage protection.
• Two-pole configuration provides seamless protection for two hot legs, enabling quick isolation and safer maintenance in three- or multi-phase distributions.
• Part-number precision (FA24040AB1021) ensures correct replacement fit, compatibility, and performance within Square D panel systems.
• Clear identification through the exact part number helps streamline procurement, stocking, and service workflows, reducing downtime during upgrades or repairs.

Who this is ideal for

• Facilities and plant engineers stocking spare parts for Square D panels and industrial control systems.
• Electrical contractors performing routine replacements or upgrades on 480 V distribution circuits.
• Maintenance teams seeking dependable, brand-matched components to minimize compatibility issues and ensure consistent protection.

Use cases and practical applications

• Protects motors, feeders, and distribution circuits in manufacturing equipment operating at 480 V.
• Supports reliable protection in commercial or light-industrial electrical rooms where robust overcurrent protection is required.
• Recommended as a direct replacement for corresponding Square D panels to maintain system integrity and protection coordination.

Installation and best practices

• Verify panel compatibility and ensure the replacement part matches the original specifications for a seamless fit.
• Follow manufacturer guidelines and local electrical codes when installing or replacing circuit breakers.
• Consult a qualified electrician to confirm proper termination torque, secure mounting, and correct wiring for safe operation.

Upgrade or stock this Square D FA24040AB1021 2-Pole 480 V Circuit Breaker to ensure precise protection for your high-voltage circuits. With its exact part number and 2-pole design, it offers reliable performance and straightforward compatibility with Square D panels and systems.