ABB XT4SQ3125BFF000XXX Circuit Breaker, 125A, 3-Pole, 600V

The ABB XT4SQ3125BFF000XXX is a robust circuit breaker engineered for industrial electrical service, maintenance, and replacement projects. With a 125 A rating, 3-pole configuration, and a 600 V maximum voltage, it provides reliable protection for three‑phase power distribution in demanding environments. Use the exact part number XT4SQ3125BFF000XXX to confirm compatibility with your application and ensure it meets your panel’s requirements.

Key specifications at a glance

• Amperage: 125 A
• Poles: 3
• Voltage: 600 V
• Part number: XT4SQ3125BFF000XXX

Why this ABB circuit breaker stands out

• 3‑pole design supports complete three‑phase protection, making it suitable for industrial feeders and distribution segments in mixed-voltage environments.
• 125 A capacity accommodates sizable load centers and motor control applications, reducing the need for frequent replacements in mid‑range installations.
• 600 V rated to handle typical industrial power systems, providing a clear, standardized protection solution across facilities that rely on reliable, consistent circuit interruption.
• Part-number traceability simplifies procurement, stocking, and future maintenance, helping maintenance teams quickly verify the right replacement during service windows.

Ideal use cases

• Upgrading or maintaining three‑phase feeder circuits in industrial panels and distribution boards.
• Replacement in legacy systems where the XT4SQ family is already part of the protection strategy, ensuring compatibility with existing protection schemes.
• Spare inventory for maintenance programs that require a dependable, standard component with clear part verification.

How to ensure the right fit

Before purchasing, verify fit by confirming the exact part number against your panel specifications and application requirements. If you need help matching XT4SQ3125BFF000XXX to your installation, send a message — our team can assist with compatibility checks and deployment guidance.