Industrial NEF423020 20A 2-Pole 480 V Circuit Breaker

The Industrial NEF423020 20A 2-Pole 480 V Circuit Breaker is the dependable, industrial-grade protection your electrical system relies on. Designed to guard 480-volt circuits, it delivers precise overcurrent protection for demanding equipment while keeping downtime to a minimum.

Key specifications

• Part Number: NEF423020
• Current rating: 20 A
• Poles: 2
• Voltage rating: 480 V

Why this 2-Pole 480 V breaker matters

In industrial environments, protecting both hot legs is essential for safe and reliable operation. This 2-pole design ensures simultaneous interruption on paired conductors, reducing the risk of unbalanced loads and protecting both wiring and connected equipment. With a 480 V rating, it’s tailored for feeders, motors, and other high-power machinery common in manufacturing plants, processing facilities, and large commercial projects.

Ideal use cases

• Industrial panels and distribution boards serving 480 V circuits
• Motor feeders and plant-wide feeders in manufacturing environments
• Protection for high-power equipment where quick isolation of faults is critical

What sets it apart

Unlike lower-voltage or single-pole options, this NEF423020 model is purpose-built for 480 V systems, delivering robust protection across dual conductors. Its specification aligns with industrial installation needs, offering a straightforward replacement path for compatible panels and a clear, trackable part number for maintenance and procurement. By focusing on the exact combination of 20 A, 2 poles, and 480 V, it provides a dedicated solution rather than a generic component.

Practical installation and maintenance tips

• Confirm compatibility with your panel’s bus configuration and mounting style before installation.
• Use as part of a holistic protection strategy that includes regular inspection of connections and enclosure integrity.
• When ordering replacements or spares, reference the exact part number NEF423020 to ensure proper fit and performance.