SEH3C150 | Circuit Breaker | 150A | 3-Pole | 480V

Engineered for industrial power distribution, the SEH3C150 Circuit Breaker delivers reliable overcurrent protection for 480V three-phase systems. This 150A, 3-Pole unit is ideal for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring you can swap in a like-for-like part without modification.

Key specifications at a glance

• Amperage: 150A
• Poles: 3-Pole
• Voltage rating: 480V
• Part number: SEH3C150

Why this 3-Pole, 480V breaker stands out

• The part number SEH3C150 is the most reliable guide for ensuring a correct fit within your existing panel or switchgear. This is essential for safety, electrical clearance, and bus-bar alignment.
• Designed for demanding environments: Built to withstand the rigors of industrial installations, this breaker provides stable protection in continuous 3-phase operations where 480V circuits power motors, compressors, and other heavy equipment.
• Versatile for multiple project needs: Perfect for maintenance shutdowns, retrofit of aging gear, or replacing a failed unit without altering your electrical footprint or control strategies.
• Clear, actionable spec alignment: With a clearly defined amperage, pole count, and voltage rating, it’s straightforward to verify compatibility against your panel schedule and existing protection scheme.

Ideal use scenarios

• Replacing a worn or failed 3-pole breaker in 480V, three-phase distribution panels in manufacturing or processing facilities.
• Retrofit projects where you need an exact-spec upgrade to maintain consistent protection characteristics and trip settings.
• Maintenance workflows that require a direct, like-for-like component to minimize downtime and ensure panel interoperability.

Practical guidance for ordering

Before you order, confirm fit and ratings against your existing equipment. The SEH3C150’s part number is the best reference for compatibility, ensuring mechanical fit, electrical characteristics, and mounting orientation align with your panel or switchgear. If your records show a matching model or the same 150A/3-Pole/480V configuration, this unit is designed to integrate smoothly and maintain your protection scheme.

What you gain with SEH3C150

• Reliable, straightforward replacement that preserves system protection and eliminates guesswork.
• Confidence in compatibility through a clearly defined electrical profile and reference part number.
• Operational continuity for critical 480V three-phase circuits, reducing downtime during maintenance or retrofits.