ABB | T4N-3P-150A | Circuit Breaker | 150A | 3-Pole | 600V

ABB T4N-3P-150A Circuit Breaker delivers dependable overcurrent protection for three-phase electrical systems. Designed for maintenance, retrofit, and replacement projects, this 3-pole unit helps keep power distribution safe and reliable while aligning with existing panels and gear that require the T4N-3P-150A specification.

Key specifications

• Amperage: 150A
• Poles: 3-Pole
• Voltage rating: 600V

Why this ABB circuit breaker stands out

The T4N-3P-150A is purpose-built for three-phase circuits, offering robust protection in industrial environments where reliable interruption of fault current is critical. As part of ABB’s trusted line, it provides consistent performance and compatibility with systems designed for 600V operation, making it a strong choice for upgrades, replacements, or panel refresh projects.

Compatibility and ordering guidance

Note: Confirm fit and ratings before ordering. The part number—T4N-3P-150A—is the best reference for compatibility with your equipment. This ensures proper fit within the electrical enclosure, alignment with mounting provisions, and correct electrical characteristics for your installation.

Ideal use cases

• Maintenance and service outages where a known, reliable 150A, 3-pole breaker is required
• Retrofit projects updating older panels to current ABB-compatible components
• Replacement of worn or failed breakers in three-phase systems that operate up to 600V

Practical considerations

When selecting this breaker, prioritize three-phase protection needs and ensure the device voltage and current ratings match your system specifications. Using the exact part number as a reference minimizes the risk of incompatibility and helps maintain the integrity of your electrical distribution network.