Schneider Electric HDA36125LC Circuit Breaker, 125A, 3-Pole

Schneider Electric HDA36125LC Circuit Breaker is a robust 125 A, 3-pole unit purpose-built for industrial electrical service, maintenance, and replacement projects. This breaker combines Schneider Electric’s proven reliability with a form factor designed to withstand the rigors of demanding facilities, giving you a dependable solution for three-phase protection.

Built to protect three-phase power systems, the HDA36125LC provides timely interruption to prevent damage from overcurrent events. For your workflow, the critical step is a precise fit check—verify compatibility by the part number (HDA36125LC) and by your application requirements to ensure seamless integration into your panel and bussing configuration.

• 125 A rating: Safeguards medium-load industrial circuits without compromising startup or operation of connected equipment.
• 3-pole design: Ideal for three-phase distributions common in manufacturing, process lines, and heavy machinery, delivering balanced protection across all legs.
• Industrial-grade construction: Built to endure routine maintenance, panel swaps, and the environmental demands of active facilities.
• Clear compatibility path: Confirm fit quickly by the exact part number—HDA36125LC—and align with your panel’s requirements for a reliable install.

Ideal applications

• New installations in facilities requiring three-phase protection for motors, conveyors, or process equipment.
• Panel upgrades and replacement projects where a trusted Schneider Electric solution is preferred for consistency and parts availability.
• Service-maintenance programs that require readily identifiable, OEM-part replacements to minimize downtime.
• Spare-part stocking for predictable maintenance cycles in industrial environments.

Why this breaker stands out

Unlike generic substitutes, the HDA36125LC is a purpose-built, three-pole protector that aligns with Schneider Electric’s standardization philosophy—helping technicians source compatible components quickly and maintain system-wide consistency. By using the exact part number, you reduce the risk of incompatibility and ensure reliable performance across your distribution network.

Practical tips for installation and care

• Verify the exact part number (HDA36125LC) matches your panel and bussing layout before purchase.
• Follow proper lockout/tagout procedures and de-energize equipment before installation or replacement.
• Consult your electrical distributor or technician to confirm any panel-specific torque and terminal requirements for secure connections.
• Maintain a parts ledger with the HDA36125LC on hand for efficient maintenance planning and rapid replacements.