HFJ434080 | Circuit Breaker | 80A | 3-Pole | 480V

HFJ434080 Industrial Circuit Breaker — 80A, 3-Pole, 480V

Meet the reliability your industrial electrical system demands with the HFJ434080 circuit breaker. Designed for maintenance, retrofit, or replacement projects where exact specifications matter, this 80-amp, 3-pole unit protects three-phase equipment operating at 480V, helping to minimize downtime and safeguard connected machinery.

Key Specifications

• Amperage: 80 A
• Poles: 3-Pole
• Voltage: 480 V

Important: Confirm fit and ratings before ordering. The part number HFJ434080 is the best reference for compatibility to ensure you match the exact breaker with your panel or drive system.

Why this breaker is a smart choice

• Targets three-phase 480V circuits, delivering dependable protection for feeders and fast response to overloads or faults.
• Compact 3-pole design simplifies installation in multi-row panels and minimizes enclosure space without sacrificing protection.
• Clear, catalog-driven compatibility—using HFJ434080 as the reference reduces guesswork in replacement or retrofit projects.
• Practical for spare-part inventories in facilities with 480V equipment, supporting planned maintenance and rapid repairs.

Ideal use scenarios

• Replacing a failed or aging breaker in a 480V three-phase distribution panel.
• Retrofits and upgrades where equipment requires exact 80A, 3-Pole, 480V protection to maintain system integrity.
• Maintenance planning for high-uptime facilities that rely on stable three-phase power distribution.

Installation and best-practice tips

Before installation, verify that your panel labeling or equipment documentation calls for HFJ434080. Ensure feeder conductors and downstream devices are rated for 480V and 80A, and follow all site safety protocols during replacement or retrofitting. Keeping the exact part number as the reference helps maintain proper protective coordination across your system.