Square D EHB125NS Circuit Breaker, 125A, 3-Pole, 480V

Square D EHB125NS Circuit Breaker — 125 A, 3-Pole, 480 V — built for demanding industrial electrical service, maintenance, and replacement projects. This is the exact replacement part you need when reliability and compatibility matter in three‑phase power distributions.

Key specifications at a glance

• Amperage: 125 A
• Poles: 3 (three‑pole configuration for 3‑phase systems)
• Voltage rating: 480 V
• Manufacturer: Square D (a trusted name in industrial electrical protection)
• Part number: EHB125NS

Why this breaker stands out for industrial use

• guaranteed when you match the part number (EHB125NS) to your panel or switchgear. Use this reference to confirm fit for your application and avoid costly mismatches in the field.
• engineered for continuous service in industrial settings, where consistent tripping behavior and protection are essential for uptime and safety.
• with a part designed to drop into existing Square D installations, helping to minimize downtime during service or upgrades.

Who can benefit and practical use cases

• Industrial facilities and manufacturing lines that operate three‑phase 480 V power systems requiring robust overcurrent protection.
• Maintenance technicians performing panel upgrades, component replacements, or emergency service where a compatible 125 A, 3‑pole breaker is needed.
• OEMs and system integrators seeking a dependable, officially supported Square D component to ensure cohesive protection schemes within existing architectures.

How this part helps you solve common challenges

• Avoids compatibility gaps: By sticking with the exact part number, you reduce the risk of mismatched trip curves or fitment issues that can delay projects.
• Supports rapid turnaround: As a genuine Square D component, it integrates smoothly with other Square D / Schneider Electric devices, supporting faster commissioning and service.
• Clarified sourcing options: If you’re unsure about fit for your specific panel or application, you can reach out for expert assistance in confirming compatibility with your installation requirements.

Notes and installation considerations

• Verify fit by part number (EHB125NS) and application requirements before purchasing.
• For guidance on compatibility or to confirm fit in your exact setup, you can message our team for quick, expert help.
• Keep track of warranty and service records for industrial breakers to maintain compliance and traceability in maintenance programs.

Specification snapshot

• Product Type: Circuit Breaker
• Manufacturer: Square D
• Part Number: EHB125NS
• Amperage: 125 A
• Poles: 3
• Voltage: 480 V

Ready to order or need a compatibility check? We’re here to help ensure you select the exact EHB125NS you need for a safe, dependable installation. Reach out with your application details and we’ll guide you to a precise match.