Square D | FAB34070 | Circuit Breaker | 3-Pole | 480V

Engineered by Square D, the FAB34070 3-Pole 480V circuit breaker is built for serious electrical protection in industrial environments. Designed for maintenance, retrofit, and replacement projects, it ensures you can restore system reliability quickly while maintaining exact specifications.

• Poles: 3-Pole
• Voltage rating: 480V
• Compatibility reference: The part number FAB34070 is the best reference for matching your panel or enclosure
• Fit and ratings: Confirm fit and ratings prior to ordering to ensure correct operation in your system

Why this exact FAB34070 part matters: using the manufacturer part number guarantees you align with the correct enclosure style, trip mechanism, and engineering tolerances that your protection strategy relies on. This reduces downtime, avoids mismatched components, and supports consistent three-phase protection across your 480V network.

Ideal use cases

Perfect for industrial panels, switchgear, and retrofit projects where a precise 3-Pole, 480V interruption device is required to protect machinery, motors, and critical loads in three-phase systems.

Practical guidance for selection and setup

Before purchasing, verify that the FAB34070 matches your existing setup by comparing the part number, pole configuration, and voltage rating. Rely on the FAB34070 reference to ensure seamless compatibility with your current protection scheme and to streamline installation.

In practice, this 3-Pole 480V circuit breaker helps maintain uninterrupted operation in environments where three-phase power is essential. Whether you’re performing routine maintenance, upgrading aging hardware, or replacing a failed unit, this part provides a dependable, standards-aligned solution that keeps your electrical system protected.