Square D | FA360201021 | Circuit Breaker | 20A | 3-Pole | 600V

Designed for demanding three‑phase electrical systems, the Square D FA360201021 Circuit Breaker delivers precise overcurrent protection where it matters most. With a 20A rating per pole and a robust 3‑pole configuration, this device is built to handle the demands of 600V industrial and commercial panels while ensuring reliable, predictable performance when it matters during start‑ups and peak loads.

Specifications at a glance

• Amperage: 20A per pole
• Poles: 3‑Pole
• Voltage: 600V
• Part number: FA360201021
• Brand: Square D

Why this matters for your panel

This FA360201021 breaker is purpose‑built to align with Square D panel architectures, offering exact mounting, bus interface, and trip characteristics that help minimize nuisance trips and compatibility issues. Its 3‑pole design is ideal for protecting three‑phase circuits, common in motors, compressors, drives, and other industrial equipment operating at 600V. By matching the exact part number, you reduce the risk of mismatches that can arise with generic substitutes and keep system protection compliant with your installation’s specifications.

Ideal use cases

• Maintenance: replace aging or failed breakers in three‑phase systems to restore reliable protection.
• Retrofit: upgrade or modernize panel sections that require FA360201021 to maintain consistent protection across the system.
• Replacement: swap in a compatible unit for panels and equipment previously configured for this exact part reference.

Installation and compatibility tips

• Always confirm fit and ratings before ordering. The part number FA360201021 is the best reference for compatibility with Square D panels and associated hardware.
• Ensure the panel is rated for 600V and supports a 3‑pole 20A configuration to avoid misfit or protection gaps.
• For optimal performance and safety, have a licensed electrician perform installation, verify correct torque on terminals, and follow all local electrical codes.

Care and practical notes

Store and handle breakers in their original packaging when not in use to prevent contamination or physical damage. If you’re replacing an existing device, keep a record of the panel model and exact part reference to streamline future maintenance or upgrades and preserve system protection continuity.