ABB | T4N150TW | Circuit Breaker | 150A | 3-Pole | 600V

Meet the ABB T4N150TW circuit breaker — a purpose-built solution for reliable three-phase protection in demanding 600V environments. Designed for maintenance, retrofit, and replacement tasks, this 150A, 3-pole device helps keep industrial power distribution safe, stable, and compliant without guessing on compatibility.

Key specifications at a glance

• Amperage: 150 A
• Poles: 3-Pole
• Voltage rating: 600 V
• Part number: T4N150TW

Why this ABB circuit breaker stands out

• OEM alignment for peace of mind: As an ABB original part, it ensures electrical characteristics and performance align with your existing installation, reducing substitution risk during replacements.
• Clear reference for compatibility: The part number T4N150TW is the most reliable reference when matching against panels, diagrams, or spare inventories.
• Focused on practical maintenance scenarios: Ideal for preserving or upgrading three-phase power in distributed networks that operate at up to 600V.

Ideal use cases

• Maintenance on legacy ABB panels or systems where a like-for-like replacement is critical
• Retrofit projects upgrading or modernizing three-phase 600V distribution
• Spare part procurement for service teams to minimize downtime during outages
• Replacement of a worn or failed 150A, 3-pole circuit breaker in industrial equipment racks

How to ensure a proper fit

Before ordering, verify that the application calls for a 150A, 3-pole circuit breaker rated for up to 600V, and use the T4N150TW part number as your primary compatibility reference. Check your panel labeling and system wiring configuration to confirm that a three-pole device aligns with your existing distribution setup.

Installation and safety notes

Installation should be performed by a qualified electrician in accordance with local electrical codes and the manufacturer’s guidelines. Ensure proper handling and secure connections to maintain protection performance and safety of personnel and equipment.

What you gain with the T4N150TW

Consistent protection for three-phase circuits, reduced replacement guesswork, and a straightforward path to reliable maintenance or retrofitting in 600V environments. If your goal is dependable, OEM-aligned protection that minimizes downtime and compatibility risk, the ABB T4N150TW is the choice that aligns with industrial reliability and operational continuity.