ABB T5N400BW 400A 3-Pole 600 V Circuit Breaker

Meet the ABB T5N400BW — a rugged 400 A, 3-pole, 600 V circuit breaker designed to safeguard your three-phase power distribution. Built for demanding industrial environments, this unit delivers reliable protection where uptime and safety matter most. If you manage electrical panels that rely on ABB’s T5N family, the T5N400BW provides a precise, compatible upgrade that keeps your system operating smoothly.

Key specifications

• Current rating: 400 A
• Poles: 3
• Voltage rating: 600 V
• Part number: T5N400BW
• Series compatibility: T5N family alignment for direct-fit replacement in compatible ABB panels

What sets the T5N400BW apart

• Direct-fit compatibility with ABB T5N panels, simplifying procurement and installation as a spare or replacement part
• Balanced three-pole design protects all phases evenly, promoting safer operation for motors, drives, and other three-phase loads
• Robust construction engineered for industrial use, delivering dependable protection against overloads and short circuits
• Clear, consistent performance backed by ABB’s engineering standards and long-standing reputation in electrical distribution

Ideal applications

The ABB T5N400BW is well suited for mid-to-large industrial environments where three-phase power is essential. Use it in manufacturing lines, machine control panels, HVAC power distributions, data centers, and other facilities that require reliable, scalable protection for 600 V systems.

Why this matters for your operation

• Reduce unplanned downtime by quickly isolating faulted circuits, protecting costly equipment and production schedules
• Maintain consistent protection across all three phases, helping prevent uneven loading and potential equipment damage
• Streamline maintenance with a familiar ABB component that aligns with existing T5N-based infrastructure

Whether you’re stocking spare parts for a budget-conscious maintenance program or upgrading aging panels, the ABB T5N400BW 400A 3-Pole 600 V circuit breaker delivers precise protection, dependable performance, and seamless integration with ABB equipment. Add it to your order to ensure your electrical distribution stays safe, compliant, and ready for the demands of everyday operation.