Square D FAF341001143 100A 3-Pole Circuit Breaker

The Square D FAF341001143 is a genuine 3-pole circuit breaker engineered for robust overcurrent protection in 3-phase electrical systems. With a 100 A rating, this breaker safeguards feeders and branch circuits in commercial and industrial panels, delivering reliable performance when it matters most. Part number FAF341001143 is your assurance of an exact fit within compatible Square D enclosures and distribution panels.

• Three-pole design for 3-phase protection: Ideal for 3-phase circuits, providing synchronized interruption across all conductors.
• 100 amp current rating: Strong protection for higher-capacity feeders and critical loads without compromising fault response.
• Genuine Square D part: Authentic replacement that aligns with Square D standards for reliability and consistency.
• Precise part number fit: FAF341001143 ensures compatibility with compatible Square D panels and accessories, reducing installation guesswork.
• Durable construction: Built to withstand regular cycling and provide long-term protection in demanding environments.

Who it's for: electricians and facilities managers upgrading or replacing protection on 3-phase distribution systems, commercial panels, or legacy Square D installations. If you’re wiring motors, pumps, compressors, or other three-phase equipment, this 100 A, 3-pole breaker helps maintain safe, controlled power delivery.

Key benefits in practice:

• Protects equipment from overcurrents while minimizing downtime from nuisance trips.
• Simple to replace in compatible Square D panels, helping you maintain panel integrity and labeling consistency.
• Reliable performance in standard commercial electrical environments where 3-phase power is the norm.

When selecting a breaker, ensure your panel is designed for Square D FAF-series parts and confirm the exact fit with the panel's documentation. The FAF341001143 100A 3-Pole Circuit Breaker is the practical, durable choice for safeguarding essential 3-phase circuits while keeping installation straightforward and standards-compliant.