Square D | FAF34020 | Circuit Breaker | 20A | 3-Pole | 480V

Meet the Square D FAF34020 — a precisely rated 20A, 3-pole circuit breaker designed for 480V three-phase systems. When you need a maintenance, retrofit, or replacement part that truly matches the original specifications, FAF34020 is the dependable choice.

Key specifications

• Amperage: 20A
• Poles: 3-Pole
• Voltage: 480V
• Part number: FAF34020
• Brand: Square D

Why choose FAF34020 for your system?

Exact part compatibility matters in industrial panels. This FAF34020 is the precise replacement for applications built around Square D protection devices in 480V, three-phase networks, helping you maintain safe, predictable operation with minimal downtime. By sticking to the original part number as the compatibility reference, you reduce the risk of interference with trip characteristics, mounting style, and conductor connections.

Fit, safety, and reliability in one package

Designed for retrofit and maintenance projects, this 20A, 3-pole unit protects feeders and motor circuits against overloads while preserving the intended electrical performance of your panel. It’s the kind of component that technicians trust when performing panel upgrades or equipment modernization on 480V systems.

Ideal use cases

Industrial environments with 480V three-phase systems — think manufacturing lines, conveyors, pumps, large HVAC installations, and process equipment — where you need a dependable, easily sourced replacement that aligns with your existing Square D protection scheme.

How to verify compatibility

Before ordering, confirm fit and ratings using the FAF34020 part number as your primary reference. When you’re replacing a failed breaker, cross-check this exact model against your panel catalog or drawings to ensure correct bus connection, mounting style, and trip characteristics.

Practical tips for installation and maintenance

• Shut down power to the panel and verify zero voltage before handling any breakers.
• Inspect the panel board’s labeling to confirm 3-pole 480V compatibility and the correct mounting style.
• Keep documentation or serial references handy for future maintenance records and warranty considerations.

With the Square D FAF34020, you’re not just replacing a component — you’re restoring precise protection for your 480V three-phase system, keeping equipment safe, compliant, and operating with minimal downtime.