ABB XT4NU3150BYJ000XXX 150A 3P 600V Circuit Breaker | AmpState

Meet the ABB XT4NU3150BYJ000XXX — a purpose-built circuit breaker selected for reliable circuit protection in panelboards, load centers, and electrical distribution networks. With a 150 A rating, 3 poles, and a 600 V capacity, this unit is engineered to guard three-phase systems against overcurrent while fitting into standard ABB-based installations. Available from AmpState, it’s the practical choice for professionals who demand consistency and compatibility across projects.

Why this specific part matters

• Direct part-number match: simplifies procurement, reduces mis-picks, and speeds up replacements in existing installations.
• Three-pole design: ideal for three-phase distribution, delivering coordinated protection across all phases.
• High-voltage capability: 600 V rating supports common industrial and commercial electrical distribution schemes.
• Trusted manufacturer: ABB’s engineering and quality controls provide predictable performance in demanding environments.
• Stock-ready and maintenance-friendly: a dependable spare for panel builders and maintenance teams who prioritize availability and fit.

Who this is for

• Maintenance teams responsible for rapid, accurate replacements in existing ABB installations.
• Panel builders assembling distribution boards that require exact part-number compatibility for streamlined procurement and installation.
• Inventory managers seeking reliable, ready-to-deploy spares that minimize downtime and misfits in the field.

Practical use cases

• Replacing a blown or tripped breaker in a three-phase panelboard to restore service with minimal downtime.
• Adding a spare XT4NU3150BYJ000XXX to your stock to cover planned maintenance windows and emergency dispatches.
• Ensuring consistent protection across electrical distribution circuits in facilities that rely on ABB components for compatibility and reliability.

If you need help confirming compatibility or matching a part number to your existing system, send us a message—we’ll help verify the fit and ensure you have the right component for your panel or load center.