Square D | FAF34090V | Circuit Breaker | 90A | 3-Pole | 34090V

Square D FAF34090V Circuit Breaker — a purpose-built protection device for three-phase electrical systems, engineered to deliver dependable current interruption where it matters most. With a 90A rating and three poles, this breaker is designed to slot into compatible Square D panelboards and power distribution setups that require precise specs and reliable performance.

Key specifications

• Amperage: 90 A
• Poles: 3-Pole
• Voltage: 34090 V
• Reference: FAF34090V (best compatibility reference)

Notes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility.

Why this Square D breaker stands out

This FAF34090V is more than a drop-in replacement. It’s a precise match for maintenance, retrofit, and replacement projects where you must preserve original electrical specifications. By sticking to the exact part number, you ensure your panelboard, bus configuration, and protective coordination stay intact — reducing the risk of nuisance trips, mismatched components, or voided warranties.

Who should consider it

• Facilities upgrading older equipment to support new loads while maintaining the same voltage and phase configuration.
• Manufacturing lines or data-center infrastructure requiring dependable three-phase protection with a 90 A capacity.
• Replacements for failed or worn-out breakers in Square D systems that demand an exact 3-pole, 90A solution.

Practical guidance for buying and installation

• Always verify panel compatibility by cross-referencing the panel model, bus bar arrangement, and listing to avoid mismatches.
• Keep the FAF34090V part number handy — it’s the clearest signal for sourcing the correct device.
• Follow local electrical codes and manufacturer installation guidelines during replacement or retrofit projects.

In short, the Square D FAF34090V 90 A, 3-Pole, 34090V circuit breaker is tailor-made for professionals who value precise compatibility, predictable protection, and straightforward maintenance in three-phase electrical systems. If your panel requires a matching Square D solution with a 90 A rating, this is the choice that aligns strictly with the original specifications and ensures safe, reliable operation.