Square D | FAP24045 | Circuit Breaker | 45A | 2-Pole | 480V

Meet the Square D FAP24045 circuit breaker — a rugged, high-performance 2-pole device engineered for 480V systems. With a 45A rating, this breaker is an exact-fit solution for maintenance, retrofit, and replacement projects where matching specifications is essential.

• Amperage: 45 A
• Poles: 2-pole
• Voltage: 480 V
• Part reference: FAP24045
• Brand: Square D

Why this model stands out

• Exact compatibility with Square D panels and assemblies that require the FAP24045 reference, ensuring a reliable, drop-in replacement without panel modifications.
• 2-pole design isolates both hot lines, delivering robust protection for feeder circuits and motor-load applications common in industrial settings.
• 480V rating expands applicability to high-voltage environments like manufacturing lines, data centers, and processing facilities.

Use cases and scenarios

• Retrofit an aging electrical panel that needs a precise 45A, 2-pole 480V breaker to restore protection and up-time.
• Protect 480V feeders and motor circuits in manufacturing equipment, HVAC systems, and other industrial installations.
• Ideal for planned maintenance or parts replacement programs to minimize downtime and maintain consistent electrical protection standards.

How to confirm compatibility

Before ordering, verify that your equipment requires a 45A, 2-pole, 480V breaker and that the FAP24045 part number aligns with your panel’s labeling and allowable configurations. Using the exact part reference ensures seamless integration and reliable performance.

Installation and safety tips

• Adhere to standard electrical safety practices: de-energize, verify zero voltage, and wear appropriate PPE.
• Ensure mounting hardware and enclosure fit meet manufacturer specifications for secure operation.
• Double-check the circuit’s interrupting and trip characteristics to confirm they align with system protection requirements.