Square D 3101840031 Circuit Breaker, 1200A, 3-Pole

Square D 3101840031 Circuit Breaker is built to meet the demands of industrial electrical service, maintenance, and replacement projects. This 3-pole unit with a 1200 A rating delivers robust protection for large, three-phase circuits, helping keep critical equipment running and reducing downtime during electrical faults.

Key compatibility comes from the exact part number: 3101840031. Use this model as your reference to confirm fit with your panel, enclosure, and application requirements. If you're unsure about compatibility, send us a message and we'll help verify the match.

• Three‑pole configuration supports three‑phase electrical systems, making it ideal for high‑load industrial panels.
• 1200 A nominal rating enables protection for heavy‑duty circuits and large equipment feeders.
• Reliable brand lineage from Square D, a trusted name in industrial electrical protection.
• Part-number driven selection simplifies procurement and reduces misfits by using 3101840031 as the exact reference.
• Practical for service, maintenance, and replacement projects, helping you upgrade or restore critical protection quickly.

Use cases include upgrading existing three‑phase distribution, replacing worn‑out protective devices in industrial facilities, and maintaining safe operability in high‑current branches. This breaker is designed for environments where dependable interruption and control of large loads matter most.

Ready to confirm fit? Reach out with your application details, and our team will help verify that Square D 3101840031 matches your equipment and requirements.