Square D FAL36090 - 90 A, 600 V, 3-Pole Circuit Breaker | AmpState

Square D FAL36090 is a 90A, 600V, 3-pole molded case circuit breaker designed to provide dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built to fit seamlessly into matching Square D OEM load centers, it delivers reliable protection where it matters most in residential, commercial, and light industrial settings.

• 90A, 600V, 3-pole configuration for robust distribution protection across multi-wire circuits and complex panel layouts.
• Thermal-magnetic trip unit delivers stable, repeatable protection performance, with fast response to short circuits while minimizing nuisance trips on normal inrush.
• Compact molded case design optimizes panel space, helping you maximize wiring capacity and maintain clean, orderly panel interiors.
• OEM compatibility designed to work with matching Square D panelboards and load centers, ensuring straightforward replacement and reliable interoperability.
• Ideal for a range of applications—from residential service upgrades and small commercial deployments to light industrial panel configurations—where dependable circuit protection is essential.
• Reliable Square D construction backed by a proven track record in high-demand electrical environments, offering long-term durability in condition monitoring and maintenance routines.

The FAL36090 is purpose-built to address common protection challenges: preventing damage from overcurrent events, safeguarding wiring and connected equipment, and simplifying panel maintenance with a trip unit you can trust. Its machined, molded-case footprint and three-pole design are aimed at delivering compatible, plug-and-play integration in compatible Square D installations, so you can modernize or expand your panel without unnecessary downtime.

Use cases and practical insights

• Panel upgrades when expanding a load center to accommodate new circuits without changing the existing protection strategy.
• New installations in commercial or light industrial spaces where reliable 3-pole protection at 600V is required.
• End-of-life replacements for aging breakers in compatible Square D panels, maintaining OEM performance and breakout alignment.

Technical snapshot:

• Manufacturer: Square D
• Part number: FAL36090
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 90A
• Voltage rating: 600V
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

When you choose the Square D FAL36090 from AmpState, you’re selecting a trusted component designed to integrate smoothly with your existing electrical infrastructure. This breaker helps you maintain protected, compliant panel operations with a clear path to dependable performance across standard residential, commercial, and light industrial environments.