Industrial NEF421090R 90A 2-Pole 480 V Circuit Breaker

Industrial NEF421090R 90A 2-Pole 480 V Circuit Breaker is built to protect high-demand electrical systems where reliability and precise overcurrent protection matter. This 2-pole design safeguards two conductors in 480 V circuits, helping prevent damage from overloads and short circuits in demanding industrial environments.

Key specifications

• Part Number: NEF421090R
• Current rating: 90 A
• Poles: 2
• Voltage rating: 480 V

Ideal applications

• Industrial electrical panels and distribution boards serving heavy machinery and manufacturing lines
• Motor control circuits where 480 V is standard and dependable protection is essential
• Feeder circuits in warehouses, processing plants, and automation setups requiring robust two-conductor protection

What sets this breaker apart

• Clear, unambiguous identification with the NEF421090R part reference, simplifying stocking, ordering, and maintenance
• Specifically rated for 90 A loads in 480 V systems, providing a precise match for mid-to-high-demand industrial applications
• Two-pole configuration delivers coordinated protection across two conductors, contributing to safer, more reliable circuit management

Practical guidance and considerations

When integrating the Industrial NEF421090R into your electrical setup, confirm that the 90 A rating aligns with your load requirements and protective coordination plan. Ensure proper installation by qualified personnel, and label circuits clearly to facilitate quick shutdowns and safe servicing. This breaker is designed to support durable, long-term protection in industrial environments where uptime and equipment safety are critical.