Square D FC32100 100A 3-Pole 240 V Circuit Breaker

Introducing the Square D FC32100, a robust 100A, 3-pole, 240 V circuit breaker designed to protect your 3-phase electrical distribution. Built for reliability in demanding commercial and industrial environments, this part provides decisive protection for motor loads, compressors, pumps, and other high-demand equipment.

Key specifications at a glance

• Current rating: 100 A
• Poles: 3
• Voltage rating: 240 V
• Brand/compatibility: Square D FC32100 family of breakers

Why this 3-pole, 240V design matters

A three-pole configuration provides balanced protection across all three phases of a 3-phase system, helping prevent uneven load conditions and minimizing the risk of wire overheating or motor damage. Operating at 240 V makes it compatible with common commercial and light industrial power setups, where large equipment demands reliable overload protection.

Ideal applications

• 3-phase motors in manufacturing lines and conveyors
• HVAC compressors and pumps in commercial buildings
• Industrial machinery and processing equipment with three-phase power

What sets FC32100 apart

Where other breakers offer basic protection, the FC32100 from Square D emphasizes consistent trip performance and durable construction that stands up to frequent switching and routine maintenance. Its 3-pole design means you can protect all phases with a single device, simplifying panel wiring and maintenance checks.

Installation and safety tips

Before installation, verify that your panel is rated for 240 V and supports 3-pole breakers of this size. Always shut off main power and follow local electrical codes. If you’re unsure about panel compatibility or installation, consult a licensed electrician.

Maintenance and longevity

Inspect for signs of wear or corrosion during routine checks. Replace any damaged devices immediately to maintain system protection. FC32100 breakers should be installed in accordance with manufacturer instructions and applicable electrical standards.