Square D | MHL36100031DC1680 | Circuit Breaker | 1000A | 3-Pole | 600V

Square D delivers dependable protection with the MHL36100031DC1680 circuit breaker, a three-pole device designed for demanding 3-phase systems. With a 600V rating and a robust 1000A capacity, this model is built to safeguard heavy-load panels in commercial and industrial environments.

Designed for maintenance, retrofit, and replacement projects, this breaker slides into compatible Square D installations that require exact matching specifications. Its part number, MHL36100031DC1680, is the most reliable reference for compatibility, helping you avoid mismatches during reconfiguration or upgrades.

Key benefits at a glance

• 3-Pole design provides balanced protection for 3-phase electrical systems, ensuring coordinated disconnection across all phases.
• 1000A amperage rating supports high-current industrial and commercial circuits, helping prevent nuisance trips on heavy-load feeders.
• 600V maximum voltage suitable for mid-to-high voltage floor plans and equipment fed from robust power sources.
• Reliability of Square D engineering—built for longevity and consistent performance in demanding installations.
• Simple reference point use the MHL36100031DC1680 part number to confirm exact fit and compatibility with your panel.

Who is this ideal for?

• Facilities managers and electricians performing panel maintenance or upgrading existing 3-phase systems.
• Industrial environments where high-current protection and dependable trip behavior are critical.
• Retrofits or replacements in Square D panels that require a precise, field-verified component.

Practical considerations and installation tips

Before ordering, verify fit and ratings to ensure compatibility with your current panel setup. Rely on the part number (MHL36100031DC1680) as your primary reference for matching hardware and electrical characteristics. Always follow local electrical codes and consult a licensed professional when handling high-current, high-voltage equipment. Proper mounting, secure terminations, and correct alignment within the panel enclosure are essential for reliable operation.

Compared to other breakers designed for lighter loads or different framing, this model focuses on robust 3-pole protection for 3-phase circuits, making it a strategic choice for projects that require precise, durable protection in demanding power environments. If your system demands a dependable, Square D solution with a clear, verifiable part reference, the MHL36100031DC1680 is engineered to deliver.