Square D | FIL360801021 | Circuit Breaker | 80A | 3-Pole | 600V

The Square D FIL360801021 circuit breaker delivers reliable protection for three-phase power setups with an 80 amp rating. With a 3-pole design and a 600V capacity, this device is engineered for industrial environments where safe, consistent interruption of fault currents is essential during maintenance, retrofit, or replacement projects.

• Exact part compatibility: The FIL360801021 is the reference you need to match in Square D installations. To ensure a seamless fit, confirm the pairing with the specific part number before ordering.
• Three-pole, three-phase protection: A 3-pole configuration provides balanced protection across all phases, helping protect interconnected equipment and reducing the risk of uneven load conditions.
• 80A current rating: Designed to handle substantial continuous loads while providing reliable interruption during overloads or faults, safeguarding motors, controllers, and distribution feeders.
• 600V electrical rating: Suitable for a wide range of industrial and commercial electrical systems that operate at or below this voltage threshold.
• Maintenance, retrofit, and replacement ready: A solid choice for upgrading legacy panels or stocking a ready-to-go replacement part to minimize downtime during service windows.

This part shines in scenarios like upgrading a manufacturing line’s power distribution, replacing worn-out breakers in industrial control panels, or retrofitting existing arrays that require three-phase protection with a precise, standards-aligned component. It’s particularly useful for facilities that standardize on Square D hardware, ensuring consistent performance and easier maintenance scheduling across multiple panels and enclosures.

What you should know before you buy

Before placing an order, verify that the fit and ratings match your application. The part number FIL360801021 is the most reliable reference for compatibility, and confirming this detail helps prevent mismatches in panels, enclosures, or downstream circuitry.

Technical snapshot

• 80 A
• Poles: 3-Pole
• Voltage: 600V
• Part number: FIL360801021

For installers and maintenance teams, this Square D circuit breaker offers a straightforward, dependable path to maintaining electrical safety and system reliability. Keep a stock of the FIL360801021 to ensure quick, accurate replacements that align with your existing three-phase protection strategy.